CAS 881-33-4

Methotrexate Impurity 9

CAS: 881-33-4

Formula: C₇H₈N₆O

Molecular weight: 192.18

Ref: 4Z-M-7051

2,4-Diamino-7-Pteridinemethanol

Controlled Product

CAS: 881-33-4

Applications The parent compound for 2,4-Diamino-7-Pteridinemethanol is 2,4-diaminopteridine. The term “Pterin” and “pteridine” have long been applied to certain ring systems composed of fused pyrimidine and pyrazine rings and many much systems are known.
References Cain, C., et al.: United States Patent Office, (1951),

Formula: C₇H₈N₆O

Color and Shape: Light Yellow

Molecular weight: 192.18

Ref: TR-P881330

2,4-Diamino-7-pteridinemethanol

CAS: 881-33-4

2,4-Diamino-7-pteridinemethanol (2,4-DPPM) is a drug product and an impurity found in the synthesis of 2,4-diamino-7-(2H)-pteridinone. 2,4-DPPM is a synthetic product that can be used as an analytical standard for the determination of aminopyrine in pharmaceuticals and other organic compounds. This compound has been used in pharmacological studies to investigate its effects on various enzymes associated with metabolism. It has also been used as an impurity standard for HPLC analysis of aminopyrine.

Formula: C₇H₈N₆O

Purity: Min. 95%

Molecular weight: 192.18 g/mol

Ref: 3D-ID176052

Methotrexate Impurity 12

CAS: 881-33-4

Formula: C₇H₈N₆O

Molecular weight: 192.18

Ref: ST-EA-CP-M12050