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Pharmaceutical analytical standards

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

Active ingredients from A to Z →

Results 1,971-1,980 of 5,812

Bupropion USP Related Compound A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-B143-002
CAS
252193-58-1
Formula
C13H18ClNO
Family
Bupropion
Synonyms
Bupropion Related Compound A, 2-(tert-Butylamino)-4'-chloropropiophenone

Bupropion USP Related Compound B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-B143-060
CAS
1049974-35-7
Formula
C13H18BrNO
Family
Bupropion
Synonyms
2-(N-tert-Butylamino)-3'-bromopropiophenone, 1-(3-bromophenyl)-2-(tert-butylamino)propan-1-one

Bupropion USP Related Compound G

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-B143-008
CAS
34911-51-8
Formula
C9H8BrClO
Family
Bupropion
Synonyms
alpha-Bromo-3-chloropropiophenone, 2-bromo-1-(3-chlorophenyl)propan-1-one

3'-Chloropropiophenone

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-B143-035
CAS
34841-35-5
Formula
C9H9ClO
Family
Bupropion
Synonyms
1-(3-chlorophenyl)propan-1-one, m-Chloropropiophenone

Dutasteride EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D197-067
CAS
104239-97-6
Formula
C19H27NO3
Family
Dutasteride
Synonyms
Dutasteride acid, Dutasteride impurity a (ep impurity)

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