Introduction：Basic information about CAS 142-30-3|2,5-Dimethyl-3-hexyne-2,5-diol, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2,5-Dimethyl-3-hexyne-2,5-diol |
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| CAS Number | 142-30-3 | Molecular Weight | 142.196 |
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| Density | 1.0±0.1 g/cm3 | Boiling Point | 205.0±8.0 °C at 760 mmHg |
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| Molecular Formula | C8H14O2 | Melting Point | 90-94 °C(lit.) |
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| MSDS | ChineseUSA | Flash Point | 86.0±13.0 °C |
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| Symbol |
GHS08 | Signal Word | Danger |
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Names
| Name | 2,5-Dimethyl-3-hexyne-2,5-diol |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.0±0.1 g/cm3 |
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| Boiling Point | 205.0±8.0 °C at 760 mmHg |
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| Melting Point | 90-94 °C(lit.) |
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| Molecular Formula | C8H14O2 |
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| Molecular Weight | 142.196 |
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| Flash Point | 86.0±13.0 °C |
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| Exact Mass | 142.099380 |
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| PSA | 40.46000 |
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| LogP | 0.29 |
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| Vapour Pressure | 0.1±0.9 mmHg at 25°C |
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| Index of Refraction | 1.489 |
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| InChIKey | IHJUECRFYCQBMW-UHFFFAOYSA-N |
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| SMILES | CC(C)(O)C#CC(C)(C)O |
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| Water Solubility | 240 g/L (20 ºC) |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- MR0176000
- CHEMICAL NAME :
- 3-Hexyne-2,5-diol, 2,5-dimethyl-
- CAS REGISTRY NUMBER :
- 142-30-3
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 2
- MOLECULAR FORMULA :
- C8-H14-O2
- MOLECULAR WEIGHT :
- 142.22
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- LD - Lethal dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- >500 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 4,378,1952
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Safety Information
| Symbol |
GHS08 |
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| Signal Word | Danger |
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| Hazard Statements | H317-H334 |
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| Precautionary Statements | P261-P280-P342 + P311 |
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| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Faceshields;Gloves |
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| Hazard Codes | Xn |
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| Risk Phrases | R42/43 |
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| Safety Phrases | S7-S36-S24/25 |
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| RIDADR | NONH for all modes of transport |
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| WGK Germany | 3 |
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| RTECS | MR0176000 |
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| HS Code | 29053980 |
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Customs
| HS Code | 2905399090 |
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| Summary | 2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0% |
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Synonyms
| QX1&1&1UU1XQ1&1 |
| 2,5-Dimethylhex-3-yne-2,5-diol |
| 2,5-Dimethylhexyne-2,5-diol |
| EINECS 205-533-4 |
| 2,5-Dimethyl-3-hexyne-2,5-diol |
| 2,5-Dimethylhex-3-ene-2,5-diol |
| 2,5-Dihydroxy-2,5-dimethyl-3-hexyne |
| MFCD00004468 |
| 3-Hexyne-2,5-diol, 2,5-dimethyl- |
| HD-M |
| 2,5-Dimethyl-2,5-hexynediol |
