CAS Number74331-70-7
SynonymsMFCD05664209; 2,5-Dimethylphenylacetylene; 2,5-dimethylphenylethyne; 2-ethynyl-p-xylene; Benzene,2-ethynyl-1,4-dimethyl; 1-ethynyl-2,5-dimethylbenzene; 2-ethynyl-1,4-dimethyl-benzene
Molecular Formula(CH3)2C6H3Cl
Molecular Weight140.61
Purity≥99.0%
Density0.914
Boiling Point186 °C (lit.)
Melting Point2 °C (lit.)
Appearanceliquid
EINECS202-444-2
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 74331-70-7 |
| Catalog No. | 2A-9047735 |
| Chinese Name | 2-乙炔-1,4-二甲基苯 |
| Synonyms | MFCD05664209; 2,5-Dimethylphenylacetylene; 2,5-dimethylphenylethyne; 2-ethynyl-p-xylene; Benzene,2-ethynyl-1,4-dimethyl; 1-ethynyl-2,5-dimethylbenzene; 2-ethynyl-1,4-dimethyl-benzene |
| Molecular Formula | (CH3)2C6H3Cl |
| Molecular Weight | 140.61 |
| Purity | ≥99.0 |
| Density | 0.914 |
| Boiling Point | 186 °C (lit.) |
| Melting Point | 2 °C (lit.) |
| Appearance | liquid |
| EINECS | 202-444-2 |
| HTC | 2902909090 |
| PubChem ID | 24856134 |
| MDL Number | MFCD00000564 |
| SMILES | Cc1ccc(C)c(Cl)c1 |
| InChI | 1S/C8H9Cl/c1-6-3-4-7(2)8(9)5-6/h3-5H,1-2H3 |
| InChI Key | KZNRNQGTVRTDPN-UHFFFAOYSA-N |
| Beilstein/REAXYS | 2040349 |
| NACRES Code | NA.22 |
| UNSPSC | 12352100 |
| Hazard Symbols | transportation |
| MSDS | msds/47735_1_74331_70_7.pdf |
| Tax Rebate | 9.0% |
| Supervision | None. MFN tariff: 2.0%. Ordinary tariff: 30.0% |
| Transport Info | Product name: Purity: 97.0% |
| MSDS Transport Info | Module 14. Shipping information European Land Transport Dangerous Regulations: 1993 International Maritime Transport Dangerous Regulations: 1993 International Air Transport Dangerous Regulations: 1993 14.2 Names specified by the United Nations (UN) European Land Transport Dangerous Regulations: FLAMMABLE LIQUID, N.O.S. (2-Ethynyl-1,4-dimethylbenzene) IMDG: FLAMMABLE LIQUID, N.O.S. (2-Ethynyl-1,4-dimethylbenzene) International air transport hazard regulations: Flammable liquid, n.o.s. (2-Ethynyl-1,4-dimethylbenzene) 14.3 Transport hazard categories European land transport Dangerous Regulations: 3 International sea transport Dangerous Regulations: 3 International air transport Dangerous Regulations: 3 14.4 Package group European Dangerous Regulations for land transport: II International Dangerous Regulations for sea transport: II International Dangerous Regulations for air transport: II 14.5 Environmental hazards European Land Transport Dangerous Regulations: No International Maritime Transport Dangerous Regulations Maritime Pollutants: No International Air Transport Risk Regulations: No 14.6 Special reminder to users No data available |
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