CAS Number3355-28-0
Synonyms2-Butynyl Bromide; 1-bromanylbut-2-yne; 4-Bromobut-2-yne; but-2-ynyl bromide; MFCD00190233; 1-Bromo-2-butyne; 2-Butyne,1-bromo; 1-bromo-but-2-yne; 1-bromobut-2-yne
Molecular FormulaCH3C≡CCH2Br
Molecular Weight132.99
Purity≥98%
Density1.5±0.1 g/cm3
Boiling Point40-41 °C/20 mmHg (lit.)
Appearanceliquid
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 3355-28-0 |
| Catalog No. | 2A-9001034 |
| Chinese Name | 1-溴-2-丁炔 |
| Synonyms | 2-Butynyl Bromide; 1-bromanylbut-2-yne; 4-Bromobut-2-yne; but-2-ynyl bromide; MFCD00190233; 1-Bromo-2-butyne; 2-Butyne,1-bromo; 1-bromo-but-2-yne; 1-bromobut-2-yne |
| Molecular Formula | CH3C≡CCH2Br |
| Molecular Weight | 132.99 |
| Purity | ≥98 |
| Density | 1.5±0.1 g/cm3 |
| Boiling Point | 40-41 °C/20 mmHg (lit.) |
| Appearance | liquid |
| Storage Condition | Store at room temperature, away from light, in a v |
| Packaging | III |
| HTC | 2903399090 |
| UN(IATA) | UN 1993 |
| PubChem ID | 24866752 |
| MDL Number | MFCD00190233 |
| SMILES | CC#CCBr |
| InChI | 1S/C4H5Br/c1-2-3-4-5/h4H2,1H3 |
| InChI Key | LNNXOEHOXSYWLD-UHFFFAOYSA-N |
| Beilstein/REAXYS | 605306 |
| NACRES Code | NA.22 |
| UNSPSC | 12352100 |
| Hazard Symbols | 3 |
| Risk Codes | R10 |
| Safety Description | S16 |
| MSDS | msds/1034_1_3355_28_0.pdf |
| Use of | health and chemical hazard data given on this sheet. Storage:Store in closed vessels, refrigerated. Section8. Exposure Controls / Personal protection Engineering Controls: Use only in a chemical fume hood. Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles. General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse. Section9. Physical and chemical properties Appearance:Not specified Boiling point: Melting point:No data Flash point:No data Molecular formula:C4H5Br Molecular weight:133.0 Section10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide, hydrogen bromide. Section11. Toxicological information Section12. Ecological information Section13. Disposal consideration Arrange disposal as special waste, by licensed disposal company, in consultation with local waste disposal authority, in accordance with national and regional regulations. Section14. Transportation information Proper shipping name: FLAMMABLE LIQUIDS, N.O.S. (1-Bromo-2-butyne) Section15. Regulatory information No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302, or have known CAS numbers that exceed the threshold reporting levels established by SARA Title III, Section 313. SECTION 16 - ADDITIONAL INFORMATION Safety Information Signal Word Warning Hazard Statements H226 Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter Hazard Codes Xi Risk Phrases R10 Safety Phrases S16 WGK Germany 3 Packaging Group III Hazard Class 3 HS Code 2903399090 Synthetic Route 2-Butyn-1-ol CAS#:764-01-2 1-Bromo-2-butyne CAS#:3355-28-0 Literature: Bashiardes, George; Safir, Imad; Barbot, Francis; Laduranty, Joelle Tetrahedron Letters, 2003 , vol. 44, # 46 p. 8417 - 8420 2-Butyn-1-ol CAS#:764-01-2 Phosphorus trib... CAS#:7789-60-8 1-Bromo-2-butyne CAS#:3355-28-0 Literature: The Upjohn Company Patent: US4487960 A1, 1984 ; but-2-ynyl N,N'... CAS#:113984-38-6 1,3-Diisopropylurea CAS#:4128-37-4 1-Bromo-2-butyne CAS#:3355-28-0 Literature: Collingwood, Stephen P; Davies, Alan P; Golding, Bernard T Tetrahedron Letters, 1987 , vol. 28, # 38 p. 4445 - 4448 Precursor & DownStream Precursor 6 CAS#:764-01-2 2-Butyn-1-ol CAS#:7789-60-8 Phosphorus trib... CAS#:113984-38-6 but-2-ynyl N,N'... CAS#:2768-41-4 1-methoxybut-2-yne DownStream 10 CAS#:105643-77-4 1-azidobut-2-yne CAS#:108-94-1 Cyclohexanone CAS#:22509-75-7 Benzene,1-(2-bu... CAS#:188025-73-2 dimethyl 2-but-... |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 5.5%. Ordinary tariff: 30.0% |
| Transport Info | Product name: Summary 2903399090. Brominated, fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. MFN tariff:5.5%. General tariff:30.0% |
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