4,5-DIAMINO-6-HYDROXYPYRIMIDINE HEMISULFATE
Synonym(s):5,6-Diamino-4-pyrimidinol hemisulfate salt;5,6-Diamino-4-pyrimidinone hemisulfate salt
- CAS NO.：102783-18-6
- Empirical Formula: C8H14N8O6S
- Molecular Weight: 350.31
- MDL number: MFCD00070410
- SAFETY DATA SHEET (SDS)
- Update Date: 2022-12-30 16:20:48
What is 4,5-DIAMINO-6-HYDROXYPYRIMIDINE HEMISULFATE?
Purification Methods
It recrystallises from H2O. The free base also crystallises from H2O (m 239o). [Mason J Chem Soc 2071 1954, Elion et al. J Am Chem Soc 74 411 1952, Beilstein 25 III/IV 3645.]
Properties of 4,5-DIAMINO-6-HYDROXYPYRIMIDINE HEMISULFATE
| Melting point: | 270 °C (dec.)(lit.) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| BRN | 3771022 |
Safety information for 4,5-DIAMINO-6-HYDROXYPYRIMIDINE HEMISULFATE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 4,5-DIAMINO-6-HYDROXYPYRIMIDINE HEMISULFATE
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