Name | Hypoxanthine |
Synonyms | Hypoxanthine 9H-Purin-6-ol Hypoxanthinee purin-6(1H)-one 6-Hydroxypurine HYPOXANTHINE(RG) purine-6(1H)-one 3,7-dihydropurin-6-one HYPOXANTHINE ANHYDROUS 3,7-dihydro-6H-purin-6-one 1,7-Dihydro-6H-purin-6-one 3,5-dihydro-6H-purin-6-one Hypoxanthine 6-Hydroxypurine 6-HYDROXYPURINE(HYPOXANTHINE) |
CAS | 68-94-0 |
EINECS | 200-697-3 |
InChI | InChI=1/C5H4N4O/c10-5-3-4(7-1-6-3)8-2-9-5/h1-3H,(H,6,7,8,9,10) |
InChIKey | FDGQSTZJBFJUBT-UHFFFAOYSA-N |
Molecular Formula | C5H4N4O |
Molar Mass | 136.11 |
Density | 1.4295 (rough estimate) |
Melting Point | >300 °C (lit.) |
Boling Point | 250.36°C (rough estimate) |
Flash Point | 109.3°C |
Water Solubility | practically insoluble |
Solubility | DMSO : 10 mg/mL (73.47 mM; Need ultrasonic) |
Vapor Presure | 0.0148mmHg at 25°C |
Appearance | White powder |
Color | Colorless to yellow to brown, darken on storage with no loss of purity |
Odor | Odorless |
Merck | 14,4869 |
BRN | 5811 |
pKa | 8.7(at 25℃) |
Storage Condition | 2-8°C |
Refractive Index | 1.8500 (estimate) |
MDL | MFCD00005725 |
Physical and Chemical Properties | Melting point 250°C water-soluble practically insoluble |
Use | As a raw material for mercaptopurine and azathioprine |
Hazard Symbols | Xn - Harmful |
Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R22 - Harmful if swallowed R40 - Limited evidence of a carcinogenic effect |
Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. S37/39 - Wear suitable gloves and eye/face protection S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
WGK Germany | 3 |
RTECS | UP0791000 |
TSCA | Yes |
HS Code | 29335990 |
Hazard Note | Harmful |
Toxicity | LD50 intraperitoneal in mouse: 750mg/kg |