Other name

mercaptopurine hydrate; 6MP H₂O

CAS NO.

6112-76-1

M.F.

C₅H₃N₄S

M.W

151.1697

Structure

EINECS

212-968-3

Chemical Properties

Melting point

>300 °C(lit.)

Density

1.65

Boiling point

490.6ºC at 760 mmHg

Flash point

250.5ºC

Safety information

UN

2986

Dangerous classification

8

Package classification

II

Stable. Incompatible with strong oxidizing agents, acids, strong bases. Light sensitive.

Package

Net weight

30KG/ Fibre Drum

Test Items

Standards

Results

Appearance

yellow crystalline powder

Conforms

IR Spectrum

Standard spectrum

Positive

Assay

98.5-101.0%

99.70%

Water

10.0-12.0%

11.0%

Residue on ignition

0.1 % MAX

0.03%

Heavy metals

10ppm Max

conform

Impurities

Hypoxanthine

≤0.3%

0.01%

PSP

≤0.1%

n.d

PSSP

≤0.3%

0.08%

Largest Unknown

≤0.3%

0.13%

Total impurities                          

≤2.0%

0.34%

Residual Solvents

Dimethylformamide

≤880ppm

< 440ppm

Pyridine

≤200ppm

< 100ppm