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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 56,881-56,890 of 59,523

Nitrilotriacetic Acid

ImpurityLevels of characterisation
Cat. No.
P-E009-005
CAS
139-13-9
Formula
C6H9NO6
Family
Edetic Acid
Synonyms
2-[bis(carboxymethyl)amino]acetic acid, Triglycollamic acid

4-(2-Nitrophenyl)morpholine

ImpurityLevels of characterisation
Cat. No.
P-M975-004
CAS
5320-98-9
Formula
C10H12N2O3
Synonyms
Morpholine, 4-(o-nitrophenyl)-, Morpholine, 4-(2-nitrophenyl)-

4-(4-Nitrophenyl)morpholine

ImpurityLevels of characterisation
Cat. No.
P-M975-005
CAS
10389-51-2
Formula
C10H12N2O3
Synonyms
Morpholine, 4-(4-nitrophenyl)-, p-Morpholinonitrobenzene

NO BID - Mesterolone EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-M065-004
CAS
4011-44-3
Formula
C20H34O2
Family
Mesterolone
Synonyms
Androstane-3,17-diol, 1-methyl-, (1alpha,3beta,5alpha,17beta)-, Mesterolone impurity b (ep impurity)

Norgestrel EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-N094-006
CAS
110785-09-6
Formula
C21H26O2
Family
Norgestrel
Synonyms
rac-Levonorgestrel EP Impurity A, 8(14)-Dehydro Norgestrel

Norgestrel EP Impurity H

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-N094-003
CAS
20402-55-5
Formula
C21H30O2
Family
Norgestrel
Synonyms
Norgestrel Impurity 2, Racemic 4,5-Dihydro Norgestrel

Normesuximide

ImpurityLevels of characterisation
Cat. No.
P-M089-004
CAS
1497-17-2
Formula
C11H11NO2
Family
Methsuximide
Synonyms
3-methyl-3-phenylpyrrolidine-2,5-dione, N-Desmethylmethsuximide

Normesuximide-d5

Isotopically labelledLevels of characterisation
Cat. No.
P-M089-003
CAS
1185130-51-1
Formula
C11H6D5NO2
Family
Methsuximide
Synonyms
3-methyl-3-(2,3,4,5,6-pentadeuteriophenyl)pyrrolidine-2,5-dione, Normethsuximide-D5

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