-
Name
2,4-Dimercapto-5,6-diaminopyrimidine
- EINECS
- CAS No. 31295-41-7
- Article Data5
- CAS DataBase
- Density 1.68 g/cm3
- Solubility
- Melting Point >300 ºC (dec.)
- Formula C4H6 N4 S2
- Boiling Point 258.1 °C at 760 mmHg
- Molecular Weight 174.25
- Flash Point 109.9 °C
- Transport Information
- Appearance GREEN TO BROWN POWDER, CRYSTALS, CRYSTALLINE POWDER AND/OR CHUNKS
- Safety 26
- Risk Codes 36/37/38
-
Molecular Structure
- Hazard Symbols Xi
- Synonyms Uracil,5,6-diamino-2,4-dithio- (6CI,8CI); 4,5-Diamino-2,6-dimercaptopyrimidine; NSC45757
- PSA 155.42000
- LogP 1.38080
2,4-Dimercapto-5,6-diaminopyrimidine Chemical Properties
IUPAC Name: 5,6-Diamino-1H-pyrimidine-2,4-dithione
Following is the structure of 2,4(1H,3H)-Pyrimidinedithione,5,6-diamino- (CAS NO.31295-41-7):
Empirical Formula: C4H6N4S2
Molecular Weight: 174.2472 g/mol
Index of Refraction: 1.866
Molar Refractivity: 46.74 cm3
Molar Volume: 103.2 cm3
Density: 1.68 g/cm3
Flash Point: 109.9 °C
Melting point: >300 ºC (dec.)
Surface Tension: 132.2 dyne/cm
Enthalpy of Vaporization: 49.57 kJ/mol
Boiling Point of 2,4(1H,3H)-Pyrimidinedithione,5,6-diamino- (CAS NO.31295-41-7): 258.1 °C at 760 mmHg
Vapour Pressure of 2,4(1H,3H)-Pyrimidinedithione,5,6-diamino- (CAS NO.31295-41-7): 0.014 mmHg at 25 °C
Product Categories: APIs & Intermediate; Pyrimidine; Pyrimidine series
Canonical SMILES: C1(=C(NC(=S)NC1=S)N)N
InChI: InChI=1S/C4H6N4S2/c5-1-2(6)7-4(10)8-3(1)9/h5H2,(H4,6,7,8,9,10)
InChIKey: IQGYCVKWCYGVBK-UHFFFAOYSA-N
2,4-Dimercapto-5,6-diaminopyrimidine Safety Profile
WGK Germany: 3
2,4-Dimercapto-5,6-diaminopyrimidine Specification
2,4(1H,3H)-Pyrimidinedithione,5,6-diamino- , its cas register number is 31295-41-7. It also can be called 5,6-Diamino-2,4(1H,3H)-pyrimidinedithione ; and 2,4-Dimercapto-5,6-diaminopyrimidine .
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