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Pharmaceutical analytical standards

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

Active ingredients from A to Z →

Results 5,221-5,230 of 5,812

(+)-trans-Limonene Oxide

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-L215-002
CAS
6909-30-4
Formula
C10H16O
Synonyms
d-limonene 1,2-epoxide, trans-d-Limonene oxide

Lomustine EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-L087-011
CAS
2214-72-4
Formula
C5H10Cl2N2O
Family
Lomustine
Synonyms
1,3-Bis(2-chloroethyl)urea, Carmustine Impurity A

Lomustine EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-L087-002
CAS
13908-11-7
Formula
C9H17ClN2O
Family
Lomustine
Synonyms
Lomustine USP Related Compound B, Lomustine EP Impurity B (1-(2-Chloroethyl)-3-cyclohexylurea)

Lomustine EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-L087-003
CAS
2387-23-7
Formula
C13H24N2O
Family
Lomustine
Synonyms
1,3-Dicyclohexylurea, N,N'-Dicyclohexylurea

Lorazepam EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-L093-002
CAS
2958-36-3
Formula
C13H9Cl2NO
Family
Lorazepam
Synonyms
2-Amino-2',5-dichlorobenzophenone, Methanone, (2-amino-5-chlorophenyl)(2-chlorophenyl)-

Lorazepam EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-L093-003
CAS
2848-96-6
Formula
C17H12Cl2N2O3
Family
Lorazepam
Synonyms
Lorazepam Acetate

Lorazepam EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-L093-004
CAS
2955-37-5
Formula
C15H10Cl2N2O2
Family
Lorazepam
Synonyms
Delorazepam 4-Oxide, 7-chloro-5-(2-chlorophenyl)-4-hydroxy-3H-1,4-benzodiazepin-2-one

Lorazepam EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-L093-005
CAS
54699-91-1
Formula
C15H10Cl2N2O2
Family
Lorazepam
Synonyms
Lorazepam impurity d (ep impurity), Lorazepam specified impurity D

Lorazepam EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-L093-006
CAS
93955-15-8
Formula
C15H8Cl2N2O
Family
Lorazepam
Synonyms
6-Chloro-4-(o-chlorophenyl)-2-quinazolinecarboxaldehyde, 6-chloro-4-(2-chlorophenyl)quinazoline-2-carbaldehyde

Lorazepam USP Related Compound D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-L093-007
CAS
54643-79-7
Formula
C15H8Cl2N2O2
Family
Lorazepam
Synonyms
6-Chloro-4-(o-chlorophenyl)-2-quinazolinecarboxylic acid, 6-chloro-4-(2-chlorophenyl)quinazoline-2-carboxylic acid

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