Zileuton USP Related Compound B
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-Z016-003
- CAS
- 97978-07-9
- Formula
- C17H10OS2
- Family
- Zileuton
- Synonyms
- Zileuton Related Compound B, 2-(Benzo(b)thien-2-oyl)benzo(b)thiophene
Pharmaceutical analytical standards
Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.
Results 5,281-5,290 of 5,812
Zileuton USP Related Compound C
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-Z016-004
- CAS
- 22720-75-8
- Formula
- C10H8OS
- Family
- Zileuton
- Synonyms
- 2-Acetylbenzothiophene, 1-(1-benzothiophen-2-yl)ethanone
Asparagine EP Impurity C
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-A200-002
- CAS
- 88206-98-8
- Formula
- C8H12N4O4
- Family
- Asparagine
- Synonyms
- 2-[(2S,5S)-5-(carbamoylmethyl)-3,6-dioxopiperazin-2-yl]acetamide, 2-[(2S,5S)-5-(2-amino-2-oxoethyl)-3,6-dioxopiperazin-2-yl]acetamide
Bambuterol EP Impurity B
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-B006-002
- CAS
- 112935-92-9
- Formula
- C14H20N2O6
- Family
- Bambuterol
- Synonyms
- 5-Des[2-(tert-butylamino)] Bambuterol-5-ethylenediol, Carbuterol Impurity 2
Bambuterol EP Impurity C HCl
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-B006-003
- CAS
- 81732-52-7
- Formula
- C15H24N2O4·HCl
- Family
- Bambuterol
- Synonyms
- Bambuterol EP Impurity C Hydrochloride, Bambuterol Monocarbamate Hydrochloride
Bambuterol EP Impurity D
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-B006-004
- CAS
- 112935-93-0
- Formula
- C14H20N2O5
- Family
- Bambuterol
- Synonyms
- 5-(1-Hydroxyethyl)-1,3-phenylene bis(dimethylcarbamate), Carbamic acid, dimethyl-, 5-(1-hydroxyethyl)-1,3-phenylene ester
Bambuterol EP Impurity E
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-B006-005
- CAS
- 81732-48-1
- Formula
- C14H18N2O5
- Family
- Bambuterol
- Synonyms
- 5-Acetyl-1,3-phenylene bis(dimethylcarbamate), C,C'-(5-Acetyl-1,3-phenylene) bis(N,N-dimethylcarbamate)
Bambuterol EP Impurity F HCl
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-B006-006
- CAS
- 2153431-91-3
- Formula
- C18H27N3O5·HCl
- Family
- Bambuterol
- Synonyms
- Bambuterol EP Impurity F Hydrochloride, 1-Keto Bambuterol Hydrochloride
Calcifediol EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-C007-003
- CAS
- 61585-29-3
- Formula
- C27H44O2
- Family
- Calcifediol
- Synonyms
- Cholesta-5,7-diene-3,25-diol, (3beta,9beta,10alpha)-
Calcifediol EP Impurity B
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-C007-004
- CAS
- 22145-68-2
- Formula
- C27H44O2
- Family
- Calcifediol
- Synonyms
- 25-Hydroxy-7-dehydrocholesterol, Impurity B of Calcifediol
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