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Cas Database |
| Name |
8-Azaguanine |
EINECS | 205-148-1 |
| CAS No. | 134-58-7 | Density | 2.64 g/cm3 |
| PSA | 113.34000 | LogP | -0.79540 |
| 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 | N/A | 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; |
Article Data | 10 |
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
.
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
5-Amino-1,6-dihydro-7H-v-triazolo(4,5-d)pyrimidin-7-one(134-58-7) is mainly used as medicine intermediate.
8-Azaguanine Toxicity Data With Reference
| 1. | dni-mus:lym 66 µmol/L | CJBBDU Canadian Journal of Biochemistry and Cell Biology. 62 (1984),280. | ||
| 2. | oms-mus:leu 1 µmol/L | AEZRA2 Advances in Enzyme Regulation. 20 (1982),351. | ||
| 3. | ipr-mus TDLo:80 mg/kg (female 8D post):TER | JEEMAF Journal of Embryology and Experimental Morphology. 6 (1958),593. | ||
| 4. | ipr-rat LD50:1000 mg/kg | ADTEAS Advances in Teratology. 3 (1968),181. | ||
| 5. | orl-mus LD50:1500 mg/kg | OSDIAF Osaka Shiritsu Daigaku Igaku Zasshi. Journal of the Osaka City Medical Center. 17 (1968),491. | ||
| 6. | ipr-mus LD50:100 mg/kg | 85GDA2 CRC Handbook of Antibiotic Compounds. 5 (1981),193. |
8-Azaguanine Consensus Reports
EPA Genetic Toxicology Program.
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 NOx. 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 .
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
The extinguishing agents of 5-Amino-1,6-dihydro-7H-v-triazolo(4,5-d)pyrimidin-7-one(134-58-7) is dry powder, foam, sand, carbon dioxide and water mist.
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