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Pharmaceutical analytical standards

Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

Active ingredients from A to Z →

Results 981-990 of 5,812

Estradiol Benzoate EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E100-010
CAS
6045-53-0
Formula
C25H28O3
Family
Estradiol
Synonyms
Estradiol Benzoate Impurity E, alpha-Estradiol 3-benzoate

Estradiol Benzoate EP Impurity G

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E100-011
CAS
2393-53-5
Formula
C25H26O3
Family
Estradiol
Synonyms
3-(Benzoyloxy)estra-1,3,5(10)-trien-17-one, Estrone benzoate

Estradiol EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E100-012
CAS
57-91-0
Formula
C18H24O2
Family
Estradiol
Synonyms
Ethinylestradiol EP Impurity L, alpha-Estradiol

Estradiol Hemihydrate EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E100-014
CAS
791-69-5
Formula
C18H22O2
Family
Estradiol
Synonyms
delta9,11-Estradiol, Estradiol hemihydrate impurity d (ep impurity)

Estradiol Valerate EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E100-016
CAS
95959-20-9
Formula
C23H30O3
Family
Estradiol
Synonyms
3-Hydroxyestra-1,3,5(10),9(11)-tetraen-17beta-yl pentanoate, Estradiol valerate impurity c (ep impurity)

Estradiol Valerate EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E100-017
CAS
1359847-37-2
Formula
C24H34O3
Family
Estradiol
Synonyms
4-Methyl Estradiol Valerate, 4-Methyl estradiol 17-valerate

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