LEVOTHYROXINE N-METHYLAMIDE (USP)

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LEVOTHYROXINE β-HYDROXY IMPURITY

Chemical Name: LEVOTHYROXINE β-HYDROXY IMPURITY

CAS No: 107849-54-7

Molecular Formula: C15H11I4NO5

Molecular Weight: 792.87

CAT No: ALL-LEVO-BH

Keywords: Levothyroxine beta-Hydroxy Impurity, Lev...

Inventory Status:IN STOCK/14-431

COA MSDS

LEVOTHYROXINE D-ISOMER

Chemical Name: (2R)-Amino-3-(4-(4-hydroxy-3,5-diiodophe...

CAS No: 51-49-0

Molecular Formula: C15H11I4NO4

Molecular Weight: 776.87

CAT No: ALL-LEVO-DI

Keywords: Levothyroxine D-Isomer/D-Thyroxine

Inventory Status:IN STOCK/14-420

COA MSDS

LEVOTHYROXINE EP IMPURITY B

Chemical Name: (2S)-2-Amino-3-[4-(3-chloro-4-hydroxy-5-...

CAS No: 1628720-66-0

Molecular Formula: C15H11ClI3NO4

Molecular Weight: 685.42

CAT No: ALL-LEVO-B

Keywords: Levothyroxine EP Impurity B, Levothyroxi...

Inventory Status:IN STOCK/14-404

COA MSDS

LEVOTHYROXINE EP IMPURITY C | T3-ACETIC ACID (USP)

Chemical Name: [4-(4-Hydroxy-3-iodophenoxy)-3,5-diiodo...

CAS No: 51-24-1

Molecular Formula: C14H9I3O4

Molecular Weight: 621.93

CAT No: ALL-LEV-C

Keywords: Levothyroxine EP Impurity C, T3-Acetic A...

Inventory Status:IN STOCK/14-405

COA MSDS

LEVOTHYROXINE EP IMPURITY D

Chemical Name: [4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-dii...

CAS No: 67-30-1

Molecular Formula: C14H8I4O4

Molecular Weight: 747.83

CAT No: ALL-LEV-D

Keywords: Levothyroxine EP Impurity D, T4-Acetic A...

Inventory Status:IN STOCK/14-406

COA MSDS

LEVOTHYROXINE EP IMPURITY H

Chemical Name: 4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diio...

CAS No: 2055-97-2

Molecular Formula: C13H6I4O4

Molecular Weight: 733.80

CAT No: ALL-L03356

Keywords: LEVOTHYROXINE EP IMPURITY H | T4-BENZOIC...

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

LEVOTHYROXINE EP IMPURITY I

Chemical Name: 4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diio...

CAS No: 2016-06-0

Molecular Formula: C13H6I4O3

Molecular Weight: 717.8

CAT No: ALL-L07398

Keywords: LEVOTHYROXINE EP IMPURITY I | T4-ALDEHYD...

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

LEVOTHYROXINE EP IMPURITY J

Chemical Name: (2S)-2-Amino-3-[4-(4-hydroxy-3-iodopheno...

CAS No: 4604-41-5

Molecular Formula: C15H13I2NO4

Molecular Weight: 525.08

CAT No: ALL-L07399

Keywords: LEVOTHYROXINE EP IMPURITY J | 3,3-DIIODO...

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

LEVOTHYROXINE EP IMPURITY K

Chemical Name: (2S)-2-Amino-3-[4-(4-hydroxy-3,5-diiodop...

CAS No: 5817-39-0

Molecular Formula: C15H12I3NO4

Molecular Weight: 650.97

CAT No: ALL-L07400

Keywords: LEVOTHYROXINE EP IMPURITY K | 3,3,5-TRII...

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

LEVOTHYROXINE ETHYL ESTER

Chemical Name: Ethyl 2-amino-3-(4-(4-hydroxy-3,5-diiodo...

CAS No: 76353-71-4

Molecular Formula: C17H15I4NO4

Molecular Weight: 804.92

CAT No: ALL-L07401

Keywords: LEVOTHYROXINE ETHYL ESTER

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

LEVOTHYROXINE METHYL ESTER

Chemical Name: Methyl 2-amino-3-(4-(4-hydroxy-3,5-diiod...

CAS No: 32180-11-3

Molecular Formula: C16H13I4NO4

Molecular Weight: 790.9

CAT No: ALL-L07406

Keywords: LEVOTHYROXINE METHYL ESTER

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

MONOCHLOROTRIIODOTHYRONINE (USP)

Chemical Name: (S)-2-Amino-3-[3-chloro-4-(4-hydroxy-3,5...

CAS No: 909279-46-5

Molecular Formula: C15H11ClI3NO4

Molecular Weight: 685.42

CAT No: ALL-LEVO-MC

Keywords: SMILES string -OC1=C(I)C=C(OC2=C(Cl)C=C(...

Inventory Status:IN STOCK/14-434

COA MSDS

LEVOTHYROXINE N-ACETYL IMPURITY (USP)

Chemical Name: N-Acetyl-O-(4-hydroxy-3,5-diiodophenyl)-...

CAS No: 26041-51-0

Molecular Formula: C17H13I4NO5

Molecular Weight: 818.91

CAT No: ALL-L07407

Keywords: Levothyroxine N-Acetyl Impurity, 1 N-Ace...

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

LEVOTHYROXINE N-FORMYL IMPURITY (USP)

Chemical Name: N-Formyl-O-(4-hydroxy-3,5-diiodophenyl)-...

CAS No: 671235-41-9

Molecular Formula: C16H11I4NO5

Molecular Weight: 804.88

CAT No: ALL-L07408

Keywords: LEVOTHYROXINE N-FORMYL IMPURITY | N-FORM...

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

4-CHLOROBENZOIC ACID

Chemical Name: 4-CHLOROBENZOIC ACID

CAS No: 74-11-3

Molecular Formula: C7H5ClO2

Molecular Weight: 156.00

CAT No: ALL-LEVO-CL

Keywords: SMILES string - OC(C1=CC=C(Cl)C=C1)=O

Inventory Status:IN STOCK/14-428

COA MSDS

BENDAMUSTINE IMPURITY 37

Chemical Name: 4-Chloro-3,5-dinitrobenzoic Acid

CAS No: 118-97-8

Molecular Formula: C7H3ClN2O6

Molecular Weight: 246.56

CAT No: ALL-LEVO-CN

Keywords: SMILES string - O=[N](C(C=C1C(O)=O)=C(C(...

Inventory Status:IN STOCK/14-427

COA MSDS

METHYL 4-CHLORO-3,5-DINITROBENZOATE

Chemical Name: METHYL 4-CHLORO-3,5-DINITROBENZOATE

CAS No: 2552-45-6

Molecular Formula: C8H5ClN2O6

Molecular Weight: 260.58

CAT No: ALL-L07411

Keywords: METHYL 4-CHLORO-3,5-DINITROBENZOATE

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

METHYL 4-(4-HYDROXYPHENOXY)3,5-DIIODOBENZOATE

Chemical Name: METHYL 4-(4-HYDROXYPHENOXY)3,5-DIIODOBEN...

CAS No: N.A

Molecular Formula: C14H10I2O4

Molecular Weight: 496.04

CAT No: ALL-LEVO-HD

Keywords: METHYL 4-(4-HYDROXYPHENOXY)3,5-DIIODOBEN...

Inventory Status:IN STOCK/14-433

COA MSDS

LEVOTHYROXINE IMPURITY 1

Chemical Name: 4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diio...

CAS No: 2055-94-9

Molecular Formula: C13H8I4O3

Molecular Weight: 719.8

CAT No: ALL-LEVO-HL

Keywords: 4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diio...

Inventory Status:IN STOCK/14-422

COA MSDS

3,5-DIIODO THYROALDEHYDE METHYL ESTER

Chemical Name: 3,5-diiodo-4-(4-methoxyphenoxy)benzaldeh...

CAS No: 69240-57-9

Molecular Formula: C14H10I2O3

Molecular Weight: 479.87

CAT No: ALL-LEVO-DA

Keywords: SMILES string - COC1=CC=C(OC2=C(I)C=C(C(...

Inventory Status:IN STOCK-/14-425

COA MSDS

4-(4-HYDROXYPHENOXY)-3,5-DIIODO BENZALDEHYDE

Chemical Name: 4-(4-Hydroxyphenoxy)-3,5-diiodo benzalde...

CAS No: 2828-49-1

Molecular Formula: C13H8I2O3

Molecular Weight: 466.01

CAT No: ALL-LEVO-AL

Keywords: 4-(4-Hydroxyphenoxy)-3,5-diiodo benzalde...

Inventory Status:IN STOCK/14-426

COA MSDS

4-HYDROXY-3,5-DIIODOPHENYLACETIC ACID

Chemical Name: 4-Hydroxy-3,5-diiodophenylacetic acid

CAS No: 1948-39-6

Molecular Formula: C8H6I2O3

Molecular Weight: 403.84

CAT No: ALL-LEVO-HA

Keywords: 4-Hydroxy-3,5-diiodophenylacetic acid

Inventory Status:IN STOCK/14-429

COA MSDS

4-HYDROXY-3,5-DIIODOBENZOIC ACID

Chemical Name: 4-Hydroxy-3,5-diiodobenzoic acid

CAS No: 618-76-8

Molecular Formula: C7H4I2O3

Molecular Weight: 389.82

CAT No: ALL-LEVO-2

Keywords: 4-Hydroxy-3,5-diiodobenzoic acid

Inventory Status:IN STOCK/14-430

COA MSDS

LEVOTHYROXINE EP IMPURITY A | LIOTHYRONINE

Chemical Name: (2S)-2-Amino-3-[4-(4-hydroxy-3-iodopheno...

CAS No: 6893-02-3 | 55-06-1 (Base)

Molecular Formula: C15H12I3NO4

Molecular Weight: 650.97

CAT No: ALL-LEVO-A

Keywords: Levothyroxine EP Impurity A, Liothyronin...

Inventory Status:IN STOCK/14-403

COA MSDS

LEVOTHYROXINE EP IMPURITY E

Chemical Name: (2S)-2-Amino-3-[4-(4-hydroxyphenoxy)-3,5...

CAS No: 1041-01-6

Molecular Formula: C15H13I2NO4

Molecular Weight: 525.08

CAT No: ALL-L07395

Keywords: LEVOTHYROXINE EP IMPURITY E | DIIOTHYRON...

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

LEVOTHYROXINE EP IMPURITY F

Chemical Name: (2S)-2-Amino-3-[4-[4-(4-hydroxy-3,5-diio...

CAS No: 911661-90-0

Molecular Formula: C21H13I6NO5

Molecular Weight: 1120.76

CAT No: ALL-L07396

Keywords: Levothyroxine EP Impurity F, Levothyroxi...

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

LEVOTHYROXINE EP IMPURITY G | O-METHYL-T4-AMINE (USP)

Chemical Name: 2-[4-(3,5-Diiodo-4-methoxyphenoxy)-3,5-d...

CAS No: 2230724-39-5

Molecular Formula: C15H13I4NO2

Molecular Weight: 746.89

CAT No: ALL-L07397

Keywords: LEVOTHYROXINE EP IMPURITY G | O-METHYL-T...

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

LEVOTHYROXINE USP SODIUM

Chemical Name: sodium (S)-2-amino-3-(4-(4-hydroxy-3,5-d...

CAS No: N.A

Molecular Formula: C15H10I4NO4Na

Molecular Weight: 798.85

CAT No: ALL-LEVO-USP-Na

Keywords: LEVOTHYROXINE USP SODIUM

Inventory Status:IN STOCK/14-435

COA MSDS

LEVOTHYROXINE BETA-HYDROXY T4 (USP)

Chemical Name: β-[3,5-Diiodo-4-(3,5-diiodo-4-hydroxyph...

CAS No: 107849-54-7

Molecular Formula: C15H11I4NO5

Molecular Weight: 792.9

CAT No: ALL-LEVO-BH

Keywords: LEVOTHYROXINE BETA-HYDROXY T4 (USP) | AL...

Inventory Status:IN STOCK/14-436

COA MSDS

LEVOTHYROXINE T4-HYDROXYACETIC ACID (USP)

Chemical Name: 2-hydroxy-2-(4-(4-hydroxy-3,5-diiodophen...

CAS No: 93647-48-4

Molecular Formula: C14H8I4O5

Molecular Weight: 763.8

CAT No: ALL-L07402

Keywords: Levothyroxine Hydroxyacetic Acid Impurit...

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

L-TYROSINE,3,5-DIIODO-O-(4-METHOXYPHENYL)

Chemical Name: L-TYROSINE,3,5-DIIODO-O-(4-METHOXYPHENYL...

CAS No: 94345-95-6

Molecular Formula: C16H15I2NO4

Molecular Weight: 539.1

CAT No: ALL-LEVO-DI-LTY

Keywords: L-Tyrosine,3,5-diiodo-o-(4-Methoxyphenyl...

Inventory Status:IN STOCK/14-438

COA MSDS

LEVOTHYROXINE IMPURITY 2

Chemical Name: 4-(4-ethyl-2,6-diiodophenoxy)-2,6-diiodo...

CAS No: 176258-89-2

Molecular Formula: C14H10I4O2

Molecular Weight: 717.85

CAT No: ALL-LEVO-2,6-DIIO

Keywords: SMILES string - IC1=C(C(I)=CC(CC)=C1)OC...

Inventory Status:IN STOCK/14-439

COA MSDS

LEVOTHYROXINE IMPURITY 3

Chemical Name: 2-amino-2-(4-hydroxy-3,5-diiodophenyl)ac...

CAS No: 854646-83-6

Molecular Formula: C8H7I2NO3

Molecular Weight: 419.0

CAT No: ALL-L07403

Keywords: 2-amino-2-(4-hydroxy-3,5-diiodophenyl)a...

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

TRIIODOTHYROPROPIONIC ACID (T3PA)

Chemical Name: 3-(4-(4-hydroxy-3-iodophenoxy)-3,5-diio...

CAS No: 51-26-3

Molecular Formula: C15H11I3O4

Molecular Weight: 636.0

CAT No: ALL-L07415

Keywords: 3-(4-(4-hydroxy-3-iodophenoxy)-3,5-diiod...

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

LEVOTHYROXINE GLUCOSE ADDUCT

Chemical Name: (2S)-3-(4-(4-hydroxy-3,5-diiodophenoxy)-...

CAS No: N.A

Molecular Formula: C21H21I4NO9

Molecular Weight: 939.0

CAT No: ALL-LEVO-GLU-ADD

Keywords: LEVOTHYROXINE GLUCOSE ADDUCT

Inventory Status:IN STOCK/14-444

COA MSDS

THYROXINE-FORMIC ACID-N-METHYLAMIDE

Chemical Name: 4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diio...

CAS No: 2088032-78-2

Molecular Formula: C14H9I4NO3

Molecular Weight: 746.84

CAT No: ALL-L07414

Keywords: THYROXINE-FORMIC ACID-N-METHYLAMIDE

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

LEVOTHYROXINE IMPURITY 6

Chemical Name: (S)-2-amino-3-(4-(4-hydroxy-3-iodo-5-nit...

CAS No: 105172-64-3

Molecular Formula: C15H11I3N2O6

Molecular Weight: 695.97

CAT No: ALL-LEVO-O-HY

Keywords: SMILES string -IC1=C(OC2=CC([N+]([O-])=O...

Inventory Status:IN STOCK/14-445

COA MSDS

N-ACETYL L-THYROXINE ETHYL ESTER

Chemical Name: N-Acetyl-O-(4-hydroxy-3,5-diiodophenyl)-...

CAS No: 30804-52-5

Molecular Formula: C19H17I4NO5

Molecular Weight: 846.96

CAT No: ALL-L07412

Keywords: N-ACETYL L-THYROXINE ETHYL ESTER

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

3-BROMO-L-THYROXINE

Chemical Name: (S)-2-amino-3-(3-bromo-4-(4-hydroxy-3,5...

CAS No: 1798894-90-2

Molecular Formula: C15H11BrI3NO4

Molecular Weight: 729.87

CAT No: ALL-LEVO-3-BRO

Keywords: 3-BROMO-L-THYROXINE | 1798894-90-2

Inventory Status:IN STOCK/14-447

COA MSDS

LIOTHYRONINE MAILLARD LACTOSE IMPURITY

Chemical Name: 3-(4-(4-hydroxy-3-iodophenoxy)-3,5-diiod...

CAS No: N.A

Molecular Formula: C27H32I3NO14

Molecular Weight: 975.3

CAT No: ALL-LEVO-MAIL-LAC

Keywords: LIOTHYRONINE MAILLARD LACTOSE IMPURITY

Inventory Status:IN STOCK/14-448

COA MSDS

LEVOTHYROXINE MANNITOL ADDUCT

Chemical Name: (S)-3-(4-(4-hydroxy-3,5-diiodophenoxy)-3...

CAS No: N.A

Molecular Formula: C21H23I4NO9

Molecular Weight: 941.0

CAT No: ALL-LEVO-MANN-AD

Keywords: LEVOTHYROXINE MANNITOL ADDUCT

Inventory Status:IN STOCK/14-449

COA MSDS

3,5-DIBROMO-L-TYROSINE

Chemical Name: (S)-2-amino-3-(3,5-dibromo-4-hydroxyphen...

CAS No: 300-38-9

Molecular Formula: C9H9Br2NO3

Molecular Weight: 339.0

CAT No: ALL-LEVO-3,5-BRO

Keywords: SMILES string - N[C@H](C(O)=O)CC1=CC(Br)...

Inventory Status:IN STOCK-/14-451

COA MSDS

LEVOTHYROXINE LACTOSE ADDUCT

Chemical Name: (S)-2-(((2R,3R,4R,5S,6R)-3,4-dihydroxy-...

CAS No: N.A

Molecular Formula: C27H32I3NO14

Molecular Weight: 975.3

CAT No: ALL-LEVO-LAC-ADD

Keywords: LEVOTHYROXINE LACTOSE ADDUCT

Inventory Status:IN STOCK/14-452

COA MSDS

LEVOTHYROXINE IMPURITY 9

Chemical Name: 4-Hydroxy-3-iodo-5-nitrobenzaldehyde

CAS No: 3861-58-3

Molecular Formula: C7H4INO4

Molecular Weight: 293.0

CAT No: ALL-4-HY-3-IDO

Keywords: SMILES string -O=[N](C(C=C(C=O)C=C1I)=C1...

Inventory Status:IN STOCK/14-453

COA MSDS

THYROXAMINE

Chemical Name: 4-(4-(2-Aminoethyl)-2,6-diiodophenoxy)-2...

CAS No: 3571-49-1

Molecular Formula: C14H11I4NO2

Molecular Weight: 732.9

CAT No: ALL-L07413

Keywords: THYROXAMINE

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

3-IODO-L-THYRONINE | 3-MONOIODOTHYRONINE

Chemical Name: O-(4-Hydroxyphenyl)-3-iodo-L-tyrosine

CAS No: 10468-90-3

Molecular Formula: C15H14INO4

Molecular Weight: 399.18

CAT No: ALL-LEVO-3-MONO

Keywords: O-(4-Hydroxyphenyl)-3-iodo-L-tyrosine/3-...

Inventory Status:IN STOCK/14-455

COA MSDS

LEVOTHYROXINE IMPURITY 4

Chemical Name: sodium (S)-2-amino-3-(4-(3,5-diiodo-4-me...

CAS No: N.A.

Molecular Formula: C16H12I4NO4Na

Molecular Weight: 812.9

CAT No: ALL-L07404

Keywords: Levothyroxine Impurity 4

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

LEVOTHYROXINE

Chemical Name: (S)-2-amino-3-(4-(4-hydroxy-3,5-diiodoph...

CAS No: 51-48-9

Molecular Formula: C15H11I4NO4

Molecular Weight: 776.9

CAT No: ALL-LEVO-API

Keywords: LEVOTHYROXINE | L-THYROXINE

Inventory Status:IN STOCK/14-442

COA MSDS

LEVOTHYROXINE IMPURITY-6

Chemical Name: (S)-2-Amino-3-(3,5-dichloro-4-hydroxyphe...

CAS No: 15106-62-4

Molecular Formula: C9H9Cl2NO3

Molecular Weight: 250.1

CAT No: ALL-L07405

Keywords: LEVOTHYROXINE IMPURITY-6

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

LEVOTHYROXINE T4-ACETAMIDE IMPURITY

Chemical Name: 2-(4-(4-Hydroxy-3, 5-diiodophenoxy)-3, 5...

CAS No: 176258-88-1

Molecular Formula: C14H9I4NO3

Molecular Weight: 746.85

CAT No: ALL-L07410

Keywords: LEVOTHYROXINE T4-ACETAMIDE IMPURITY

Inventory Status:DELIVERY IMMEDIATE

COA MSDS

3,5-DIIODO THYROACETIC ACID

Chemical Name: 2-(4-(4-Hydroxyphenoxy)-3,5-diiodophenyl...

CAS No: 1155-40-4

Molecular Formula: C14H10I2O4

Molecular Weight: 496.0

CAT No: ALL-L07416

Keywords: ALL-L07416

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

LEVOTHYROXINE IMPURITY 12

Chemical Name: (S)-2-Amino-3-(3-chloro-4-hydroxy-5-iodo...

CAS No: 889871-36-7

Molecular Formula: C9H9ClINO3

Molecular Weight: 341.5

CAT No: ALL-L07417

Keywords: SMILES string - N[C@@H](CC1=CC(I)=C(O)C(...

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

LEVOTHYROXINE SODIUM PENTAHYDRATE

Chemical Name: Sodium (S)-2-Amino-3-(4-(4-hydroxy-3,5-d...

CAS No: 25416-65-3

Molecular Formula: C15H10I4NO4 : Na : 5(H2O)

Molecular Weight: 798.9 : 23.0 : 5(18.0)

CAT No: ALL-L07418

Keywords: SMILES string - IC1=CC(OC2=C(I)C=C(C[C@H...

Inventory Status:DELIVERY 3-4 WEEKS

COA MSDS

API Impurities Standard

LEVOTHYROXINE N-METHYLAMIDE (USP)

Description

Related Products

LEVOTHYROXINE β-HYDROXY IMPURITY

LEVOTHYROXINE D-ISOMER

LEVOTHYROXINE EP IMPURITY B

LEVOTHYROXINE EP IMPURITY C | T3-ACETIC ACID (USP)

LEVOTHYROXINE EP IMPURITY D

LEVOTHYROXINE EP IMPURITY H

LEVOTHYROXINE EP IMPURITY I

LEVOTHYROXINE EP IMPURITY J

LEVOTHYROXINE EP IMPURITY K

LEVOTHYROXINE ETHYL ESTER

LEVOTHYROXINE METHYL ESTER

MONOCHLOROTRIIODOTHYRONINE (USP)

LEVOTHYROXINE N-ACETYL IMPURITY (USP)

LEVOTHYROXINE N-FORMYL IMPURITY (USP)

4-CHLOROBENZOIC ACID

BENDAMUSTINE IMPURITY 37

METHYL 4-CHLORO-3,5-DINITROBENZOATE

METHYL 4-(4-HYDROXYPHENOXY)3,5-DIIODOBENZOATE

LEVOTHYROXINE IMPURITY 1

3,5-DIIODO THYROALDEHYDE METHYL ESTER

4-(4-HYDROXYPHENOXY)-3,5-DIIODO BENZALDEHYDE

4-HYDROXY-3,5-DIIODOPHENYLACETIC ACID

4-HYDROXY-3,5-DIIODOBENZOIC ACID

LEVOTHYROXINE EP IMPURITY A | LIOTHYRONINE

LEVOTHYROXINE EP IMPURITY E

LEVOTHYROXINE EP IMPURITY F

LEVOTHYROXINE EP IMPURITY G | O-METHYL-T4-AMINE (USP)

LEVOTHYROXINE USP SODIUM

LEVOTHYROXINE BETA-HYDROXY T4 (USP)

LEVOTHYROXINE T4-HYDROXYACETIC ACID (USP)

L-TYROSINE,3,5-DIIODO-O-(4-METHOXYPHENYL)

LEVOTHYROXINE IMPURITY 2

LEVOTHYROXINE IMPURITY 3

TRIIODOTHYROPROPIONIC ACID (T3PA)

LEVOTHYROXINE GLUCOSE ADDUCT

THYROXINE-FORMIC ACID-N-METHYLAMIDE

LEVOTHYROXINE IMPURITY 6

N-ACETYL L-THYROXINE ETHYL ESTER

3-BROMO-L-THYROXINE

LIOTHYRONINE MAILLARD LACTOSE IMPURITY

LEVOTHYROXINE MANNITOL ADDUCT

3,5-DIBROMO-L-TYROSINE

LEVOTHYROXINE LACTOSE ADDUCT

LEVOTHYROXINE IMPURITY 9

THYROXAMINE

3-IODO-L-THYRONINE | 3-MONOIODOTHYRONINE

LEVOTHYROXINE IMPURITY 4

LEVOTHYROXINE

LEVOTHYROXINE IMPURITY-6

LEVOTHYROXINE T4-ACETAMIDE IMPURITY

3,5-DIIODO THYROACETIC ACID

LEVOTHYROXINE IMPURITY 12

LEVOTHYROXINE SODIUM PENTAHYDRATE