(R)-Methotrexate
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-M085-048
- CAS
- 51865-79-3
- Formula
- C20H22N8O5
- Family
- Methotrexate
- Synonyms
- D-Amethopterin, D-Methotrexate
Pharmaceutical analytical standards
Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.
Results 1,701-1,710 of 5,812
Methotrexate EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-M085-005
- CAS
- 945-24-4
- Formula
- C7H8N6O
- Family
- Methotrexate
- Synonyms
- 2,4-Diamino-6-hydroxymethylpteridine, Methotrexate impurity a (ep impurity)
Methotrexate EP Impurity A Hydrochloride
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-M085-004
- CAS
- 73978-41-3
- Formula
- C7H8N6O·HCl
- Family
- Methotrexate
- Synonyms
- 2,4-Diamino-6-(hydroxymethyl)pteridine hydrochloride
Methotrexate EP Impurity B
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-M085-006
- CAS
- 54-62-6
- Formula
- C19H20N8O5
- Family
- Methotrexate
- Synonyms
- Aminopterin, Aminopterine
Methotrexate EP Impurity C
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-M085-007
- CAS
- 2410-93-7
- Formula
- C20H21N7O6
- Family
- Methotrexate
- Synonyms
- Methopterin, Methopterine
Methotrexate EP Impurity D
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-M085-003
- CAS
- 5623-18-7
- Formula
- C15H14N6O3
- Family
- Methotrexate
- Synonyms
- Metfol-B, 4-[(2-amino-4-oxo-3H-pteridin-6-yl)methyl-methylamino]benzoic acid
Methotrexate EP Impurity E
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-M085-008
- CAS
- 19741-14-1
- Formula
- C15H15N7O2
- Family
- Methotrexate
- Synonyms
- Deoxyaminopteroic Acid, 4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoic acid
Methotrexate EP Impurity E Hemihydrochloride
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-M085-009
- CAS
- 70844-48-3
- Formula
- C15H15N7O2·1/2HCl
- Family
- Methotrexate
- Synonyms
- 4-Amino-4-deoxy-N10-methylpteroic acid, hemihydrochloride, Methotrexate EP Impurity E HCl
Methotrexate EP Impurity G
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-M085-011
- CAS
- 2519848-42-9
- Formula
- C28H29N9O6
- Family
- Methotrexate
Methotrexate EP Impurity H
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-M085-014
- CAS
- 67022-39-3
- Formula
- C21H24N8O5
- Family
- Methotrexate
- Synonyms
- Methotrexate 5-methyl ester, L-Glutamic acid, N-(4-(((2,4-diamino-6-pteridinyl)methyl)methylamino)benzoyl)-, 5-methyl ester
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