4-Ethynyltoluene
Names
[ CAS No. ]:
766-97-2
[ Name ]:
4-Ethynyltoluene
[Synonym ]:
Benzene, 1-ethynyl-4-methyl-
p-ethynyltoluene
4-Ethynyltoluene
4-Methylphenylacetylene
1-Ethynyl-4-methylbenzene
MFCD00008571
Chemical & Physical Properties
[ Density]:
0.9±0.1 g/cm3
[ Boiling Point ]:
164.1±19.0 °C at 760 mmHg
[ Melting Point ]:
168-170
[ Molecular Formula ]:
C9H8
[ Molecular Weight ]:
116.160
[ Flash Point ]:
48.9±0.0 °C
[ Exact Mass ]:
116.062599
[ LogP ]:
2.86
[ Vapour Pressure ]:
2.6±0.1 mmHg at 25°C
[ Index of Refraction ]:
1.534
[ Storage condition ]:
Keep Cold
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- XT2570000
- CHEMICAL NAME :
- Toluene, p-ethynyl-
- CAS REGISTRY NUMBER :
- 766-97-2
- BEILSTEIN REFERENCE NO. :
- 0969653
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C9-H8
- MOLECULAR WEIGHT :
- 116.17
- WISWESSER LINE NOTATION :
- 1UU1R D1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 100 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#05936
Safety Information
[ Hazard Codes ]:
Xi:Irritant;
[ Risk Phrases ]:
R10;R36/37/38
[ Safety Phrases ]:
S16-S26-S27-S36/37/39
[ RIDADR ]:
UN 3295 3/PG 3
[ WGK Germany ]:
3
[ RTECS ]:
XT2570000
[ Packaging Group ]:
III
[ Hazard Class ]:
3
[ HS Code ]:
2902909090
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2902909090
[ Summary ]:
2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%