Introduction：Basic information about CAS 7681-99-4|[1,2,4]Triazolo[1,5-a]pyrimidine,5,7-dimethyl-, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | [1,2,4]Triazolo[1,5-a]pyrimidine,5,7-dimethyl- |
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| CAS Number | 7681-99-4 | Molecular Weight | 148.16500 |
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| Density | 1.33g/cm3 | Boiling Point | / |
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| Molecular Formula | C7H8N4 | Melting Point | 136-139ºC(lit.) |
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| MSDS | / | Flash Point | / |
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Names
| Name | 5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.33g/cm3 |
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| Melting Point | 136-139ºC(lit.) |
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| Molecular Formula | C7H8N4 |
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| Molecular Weight | 148.16500 |
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| Exact Mass | 148.07500 |
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| PSA | 43.08000 |
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| LogP | 0.74110 |
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| Index of Refraction | 1.688 |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- XZ5750000
- CHEMICAL NAME :
- s-Triazolo(1,5-a)pyrimidine, 5,7-dimethyl-
- CAS REGISTRY NUMBER :
- 7681-99-4
- BEILSTEIN REFERENCE NO. :
- 0130589
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C7-H8-N4
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 180 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#03025
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Safety Information
| Hazard Codes | Xn |
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| Risk Phrases | 22-36/37/38-43 |
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| Safety Phrases | 36/37/39 |
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| RIDADR | UN 2811 6.1/PG 3 |
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| HS Code | 2933990090 |
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Customs
| HS Code | 2933990090 |
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| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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Synonyms
| 4,6-dimethyl-1,2,4-triazolo-<1,5-a>pyrimidine |
| MFCD00005556 |
| 5,7-Dimethyl-1,3,4-triazaindolizine |
