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Pharmaceutical analytical standards

APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

APIs from A to Z →

Results 3,361-3,370 of 5,812

Piroxicam EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-P138-007
CAS
24683-20-3
Formula
C11H11NO5S
Family
Piroxicam
Synonyms
Saccharin N-(2-acetic acid ethyl ester), ethyl 2-(1,1,3-trioxo-1,2-benzothiazol-2-yl)acetate

Piroxicam EP Impurity F

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-P138-008
CAS
76508-37-7
Formula
C12H13NO5S
Family
Piroxicam
Synonyms
propan-2-yl 2-(1,1,3-trioxo-1,2-benzothiazol-2-yl)acetate, Saccharin N-(2-acetic acid isopropyl ester)

Piroxicam EP Impurity G

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-P138-009
CAS
35511-14-9
Formula
C10H9NO5S
Family
Piroxicam
Synonyms
methyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide, methyl 4-hydroxy-1,1-dioxo-2H-1lambda6,2-benzothiazine-3-carboxylate

Piroxicam EP Impurity H

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-P138-010
CAS
24683-21-4
Formula
C11H11NO5S
Family
Piroxicam
Synonyms
Ethyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide, ethyl 4-hydroxy-1,1-dioxo-2H-1lambda6,2-benzothiazine-3-carboxylate

Piroxicam EP Impurity I

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-P138-011
CAS
76508-35-5
Formula
C12H13NO5S
Family
Piroxicam
Synonyms
1-Methylethyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide, NSC 642708

Piroxicam EP Impurity J

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-P138-012
CAS
35511-15-0
Formula
C11H11NO5S
Family
Piroxicam
Synonyms
Meloxicam impurity e (ep impurity), Piroxicam impurity j (ep impurity)

Piroxicam EP Impurity L

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-P138-013
CAS
118854-48-1
Formula
C13H15NO5S
Family
Piroxicam
Synonyms
Isopropyl-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate-1,1-dioxide, Meloxicam impurity F

Racecadotril EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-R002-004
CAS
124735-06-4
Formula
C14H17NO4S
Family
Racecadotril
Synonyms
S-Acetylthiorphan, 2-[[2-(acetylsulfanylmethyl)-3-phenylpropanoyl]amino]acetic acid

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