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Estrone Impurity Standards

Estrone Impurity Standards

Estrone impurity reference standards for pharmaceutical QC testing, method validation, and regulatory filing. Supplied with COA and MSDS by Allmpus Laboratories.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
ESTRONE
ESTRONE

Chemical Name: 1,3,5(10)-Estratrien-3-ol-17-one

CAS No:
53-16-7

Molecular Formula: C18H22O2

Molecular Weight: 270.37

CAT No:
ALL-ESR-ESR

Keywords: Estrone

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 1-METHYL IMPURITY
ESTRONE 1-METHYL IMPURITY

Chemical Name: 3-Hydroxy-1-methyl-estra-1,3,5(10)-trien...

CAS No:
4011-48-7

Molecular Formula: C19H24O2

Molecular Weight: 284.39

CAT No:
ALL-ESR-ME1

Keywords: Estrone 1-Methyl Impurity

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 13-ETHYL 3-METHOXY IMPURITY
ESTRONE 13-ETHYL 3-METHOXY IMPURITY

Chemical Name: 13-Ethyl-3-methoxy-gona-1,3,5(10)-trien-...

CAS No:
848-04-4

Molecular Formula: C20H26O2

Molecular Weight: 298.42

CAT No:
ALL-ESR-ET13

Keywords: Estrone 13-Ethyl 3-Methoxy Impurity

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 2-METHOXY IMPURITY
ESTRONE 2-METHOXY IMPURITY

Chemical Name: 3-Hydroxy-2-methoxyestra-1,3,5(10)-trien...

CAS No:
362-08-3

Molecular Formula: C19H24O3

Molecular Weight: 300.39

CAT No:
ALL-ESR-OME2

Keywords: Estrone 2-Methoxy Impurity

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 3-ACETATE 1-METHYL IMPURITY
ESTRONE 3-ACETATE 1-METHYL IMPURITY

Chemical Name: 3-(Acetyloxy)-1-methylestra-1,3,5(10)-tr...

CAS No:
30903-07-2

Molecular Formula: C21H26O3

Molecular Weight: 326.43

CAT No:
ALL-ESR-AC3

Keywords: Estrone 3-Acetate 1-Methyl Impurity

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 3-O-METHYL HYDRAZONE IMPURITY
ESTRONE 3-O-METHYL HYDRAZONE IMPURITY

Chemical Name: 3-Methoxy-estra-1,3,5(10)-trien-17-one h...

CAS No:
105663-60-3

Molecular Formula: C19H26N2O

Molecular Weight: 298.42

CAT No:
ALL-ESR-MHY3

Keywords: Estrone 3-O-Methyl Hydrazone Impurity

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 3-O-METHYL IMPURITY / (+)-ESTRONE 3-METHYL ETHER
ESTRONE 3-O-METHYL IMPURITY / (+)-ESTRONE 3-METHYL ETHER

Chemical Name: 3-Methoxy-estra-1,3,5(10)-trien-17-one

CAS No:
1624-62-0

Molecular Formula: C19H24O2

Molecular Weight: 284.39

CAT No:
ALL-ESR-OME3

Keywords: Estrone 3-O-Methyl Impurity , (+)-Estron...

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 3-SULFATE SODIUM SALT
ESTRONE 3-SULFATE SODIUM SALT

Chemical Name: Estra-1,3,5(10)-trien-17-one 3-(sulfooxy...

CAS No:
438-67-5

Molecular Formula: C18H21NaO5S

Molecular Weight: 372.41

CAT No:
ALL-ESR-SUL

Keywords: Estrone 3-Sulfate Sodium Salt

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 4-HYDROXY IMPURITY
ESTRONE 4-HYDROXY IMPURITY

Chemical Name: ESTRONE 4-HYDROXY IMPURITY

CAS No:
3131-23-5

Molecular Formula: C18H22O3

Molecular Weight: 286.37

CAT No:
ALL-ESR-HYD4

Keywords: Estrone 4-Hydroxy Impurity

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 4-METHOXY IMPURITY
ESTRONE 4-METHOXY IMPURITY

Chemical Name: 3-Hydroxy-4-methoxyestra-1,3,5(10)-trien...

CAS No:
58562-33-7

Molecular Formula: C19H24O3

Molecular Weight: 300.39

CAT No:
ALL-ESR-OME4

Keywords: Estrone 4-Methoxy Impurity

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 4-METHYL IMPURITY
ESTRONE 4-METHYL IMPURITY

Chemical Name: 3-Hydroxy-4-methylestra-1,3,5(10)-trien-...

CAS No:
NA

Molecular Formula: C19H24O2

Molecular Weight: 284.39

CAT No:
ALL-ESR-ME4

Keywords: Estrone 4-Methyl Impurity

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 6-DEHYDRO IMPURITY / 6,7-DEHYDROESTRONE
ESTRONE 6-DEHYDRO IMPURITY / 6,7-DEHYDROESTRONE

Chemical Name: 6,7-Dehydroestrone

CAS No:
2208-12-0

Molecular Formula: C18H20O2

Molecular Weight: 268.35

CAT No:
ALL-ESR-DHY6

Keywords: Estrone 6-Dehydro Impurity , 6,7-Dehydro...

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 6-KETO IMPURITY / 6-OXO ESTRONE
ESTRONE 6-KETO IMPURITY / 6-OXO ESTRONE

Chemical Name: 3-Hydroxyestra-1,3,5(10)-triene-6,17-dio...

CAS No:
1476-34-2

Molecular Formula: C18H20O3

Molecular Weight: 284.35

CAT No:
ALL-ESR-KET

Keywords: Estrone 6-Keto Impurity , 6-Oxo Estrone

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 6Α-HYDROXY IMPURITY
ESTRONE 6Α-HYDROXY IMPURITY

Chemical Name: 3,6α-Dihydroxyestra-1,3,5(10)-trien-17-...

CAS No:
1476-78-4

Molecular Formula: C18H22O3

Molecular Weight: 286.37

CAT No:
ALL-ESR-HYD6

Keywords: Estrone 6α-Hydroxy Impurity

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 8(9)-DEHYDRO IMPURITY
ESTRONE 8(9)-DEHYDRO IMPURITY

Chemical Name: 3-Hydroxyestra-1,3,5(10),8-tetraen-17-on...

CAS No:
474-87-3

Molecular Formula: C18H20O2

Molecular Weight: 268.35

CAT No:
ALL-ESR-DHY2

Keywords: Estrone 8(9)-Dehydro Impurity

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE 9(11)-DEHYDRO IMPURITY
ESTRONE 9(11)-DEHYDRO IMPURITY

Chemical Name: 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen...

CAS No:
1089-80-1

Molecular Formula: C18H20O2

Molecular Weight: 268.35

CAT No:
ALL-ESR-DHY1

Keywords: Estrone 9(11)-Dehydro Impurity

Inventory Status:3-4 WEEKS

COA MSDS
ESTRONE DIMER / DI-ESTRONE ETHER
ESTRONE DIMER / DI-ESTRONE ETHER

Chemical Name: Estrone 3,3'-Dimer

CAS No:
NA

Molecular Formula: C36H42O3

Molecular Weight: 522.72

CAT No:
ALL-ESR-DIM

Keywords: Estrone Dimer , Di-Estrone Ether

Inventory Status:3-4 WEEKS

COA MSDS