• Name

  8-AZAGUANINE

• EINECS 205-148-1
• CAS No. 134-58-7
• Article Data10
• CAS DataBase
• Density 2.64 g/cm³
• Solubility 1.47E+004 mg/L
• Melting Point >300 °C(lit.)
• Formula C₄H₄N₆O
• Boiling Point 289.9 °C at 760 mmHg
• Molecular Weight 152.115
• Flash Point 129.1 °C
• Transport Information
• Appearance yellow powder
• Safety 22-24/25
• Risk Codes 22
• Molecular Structure
• Hazard Symbols Xn
• Synonyms 7H-1,2,3-Triazolo[4,5-d]pyrimidin-7-one,5-amino-1,4-dihydro- (9CI);7H-v-Triazolo[4,5-d]pyrimidin-7-one, 5-amino-1,6-dihydro-(8CI);v-Triazolo[4,5-d]pyrimidin-7-ol, 5-amino- (7CI);5-Amino-1H-v-triazolo[d]pyrimidin-7-ol;5-Amino-1H-vic-triazolo[d]pyrimidin-7-ol;5-Amino-7-hydroxy-1H-v-triazolo[d]pyrimidine;8-AG;Azaguanine;Azan;Guanazol;Guanazolo;NSC 151069;NSC 749;Pathocidin;Pathocidine;
• PSA 113.34000
• LogP -0.79540

8-Azaguanine Chemical Properties

5-Amino-1,6-dihydro-7H-v-triazolo(4,5-d)pyrimidin-7-one(134-58-7) is the chemical compound with the formula C₄H₄N₆O.Its molar weight is 152.11g/mol.
5-Amino-1,6-dihydro-7H-v-triazolo(4,5-d)pyrimidin-7-one(134-58-7) is also named 2,3-Triazolo[4,5-d]pyrimidin-7-one,5-amino-1,4-dihydro-7H-1;3-triazolo(4,5-d)pyrimidin-7-one,5-amino-1,4-dihydro-7h-2;5-Amino-1,4-dihydro-7H-1,2,3-triazolo(4,5-d)pyrimidin-7-one;5-Amino-1H-triazolo[d]pyrimidin-7-ol;5-Amino-1H-v-triazolo(d)pyrimidin-7-ol;5-Amino-7-hydroxy-1H-triazolo[d]pyrimidine;5-Amino-7-hydroxy-1H-v-triazolo(d)pyrimidine.
Melting Point: >300 ^oC(lit.)
Boiling Point: 295.8 ^oC at 760 mmHg
Flash Point: 132.7 ^oC
Storage temp.: -20 ^oC
Form: lyophilized powder
Index of Refraction: 2.307 
Molar Refractivity: 33.91 cm³ 
Molar Volume: 57.4 cm³ 
Surface Tension: 181.5 dyne/cm 
Density: 2.64 g/cm³ 
Enthalpy of Vaporization: 53.55 kJ/mol 
Vapour Pressure: 0.00149 mmHg at 25 ^oC 
The chemical structure of 5-Amino-1,6-dihydro-7H-v-triazolo(4,5-d)pyrimidin-7-one(134-58-7) is
.

8-Azaguanine Uses

8-Azaguanine Toxicity Data With Reference

8-Azaguanine Consensus Reports

8-Azaguanine Safety Profile

Poison by intraperitoneal route. Moderately toxic by ingestion. Mutation data reported. An experimental teratogen. Other experimental reproductive effects. When heated to decomposition it emits toxic fumes of NO_x. Inhibits protein synthesis.
Hazard Codes: Xn
Risk Statements: 22
22: Harmful if swallowed 
Safety Statements: 22-24/25
22: Do not breathe dust 
24/25: Avoid contact with skin and eyes 
WGK Germany: 3
RTECS: XZ6157000
F: 10-23 .

8-Azaguanine Specification