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4,4-Dimethyl-2-pentyne

Name: 4,4-Dimethyl-2-pentyne
Brand: 2A Biotech
SKU: 2A-9025851

CAS Number999-78-0

Synonyms2-Pentyne,4,4-dimethyl; TERT-BUTYLMETHYLACETYLENE; 4,4-dimethyl-1-pentyne; 2,2-dimethyl-3-pentyne; MFCD00041613; methyl-t-Bu-acetylene; 1-tert-butyl-2-methylacetylene; 4,4-dimethyl-pent-2-yne; 4,4-Dimethyl-2-pentyne

Molecular FormulaC7H12

Molecular Weight99.13

Purity≥93.0 (GC)%

Density0.718

Boiling Point99-100 °C/1013 hPa

Melting Point-82.4ºC

Appearanceliquid

MSDSChinese English

Symbol

Signal WordWarning

Cat. No.: 2A-9025851 Purity: ≥93.0 (GC)%

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Quality Control of [ 999-78-0 ] Purity: ≥93.0 (GC)% SDS Specification MoL

Chemical & Physical Properties
CAS Number	999-78-0
Catalog No.	2A-9025851
Chinese Name	4,4-二甲基-2-戊炔
Synonyms	2-Pentyne,4,4-dimethyl; TERT-BUTYLMETHYLACETYLENE; 4,4-dimethyl-1-pentyne; 2,2-dimethyl-3-pentyne; MFCD00041613; methyl-t-Bu-acetylene; 1-tert-butyl-2-methylacetylene; 4,4-dimethyl-pent-2-yne; 4,4-Dimethyl-2-pentyne
Molecular Formula	C7H12
Molecular Weight	99.13
Purity	≥93.0 (GC)
Density	0.718
Boiling Point	99-100 °C/1013 hPa
Melting Point	-82.4ºC
Appearance	liquid
Storage Condition	Keep container sealed and store in a cool, dry pla
Packaging	II
HTC	2901299090
MDL Number	MFCD00014507
SMILES	N1=COCC1(C)C
InChI	1S/C5H9NO/c1-5(2)3-7-4-6-5/h4H,3H2,1-2H3
InChI Key	KOAMXHRRVFDWRQ-UHFFFAOYSA-N
NACRES Code	NA.22
UNSPSC	12352005
Hazard Symbols	3
MSDS	msds/25851_1_999_78_0.pdf
Use of	Respirator: Ventilation:If possible, handle the material in an efficient fume hood. Additional Protection:No additional protection required. SECTION 9: Physical and Chemical Properties Color and Form:Colorless liquid Vapor Pressure:no data Specific Gravity:no data Odor:not determined Solubility in Water:insoluble SECTION 10: Stability and Reactivity Stability:air and moisture stable Hazardous Polymerization:No hazardous polymerization Conditions to Avoid:contact with ignition sources including open flame and electrostatic discharge. Incompatibility:strong oxidizing agents and halogens Decomposition Products:carbon monoxide, carbon dioxide and organic fumes SECTION 11: Toxicological Information RTECS Data:No information available in the RTECS files. Carcinogenic Effects:No data Mutagenic Effects:No data Tetratogenic Effects:No data SECTION 12: Ecological Information Ecological Information:No information available SECTION 13: Disposal Considerations Disposal:Dispose of according to federal, state and local regulations. SECTION 14: Transportation Shipping Name (CFR):Flammable liquids, N.O.S. Hazard Class (CFR):3 Additional Hazard Class (CFR):NA Packaging Group (CFR):II UN ID Number (CFR):UN# 1993 Shipping Name (IATA):Flammable liquid, N.O.S. Hazard Class (IATA):3 Additional Hazard Class (IATA):NA Packaging Group (IATA):II UN ID Number (IATA):UN# 1993 SECTION 15: Regulatory Information TSCA:Not listed in the TSCA inventory SARA (Title 313):Title compound not listed Second Ingredient:none SECTION 16 - ADDITIONAL INFORMATION Safety Information Risk Phrases R11;R65 Safety Phrases S16-S23-S33-S62 RIDADR UN 3295 Packaging Group II Hazard Class 3 HS Code 2901299090 Synthetic Route bis(3,3-dimethy... 73838-84-3 methyl iodide 4,4-dimethylpen... Literature: Larock, R. C.; Hershberger, S. S. Tetrahedron Letters, 1981 , vol. 22, # 26 p. 2443 - 2446 91229-76-4 143384-59-2 158948-40-4 4,4-dimethylpen... Literature: Freudenberger, John H.; Schrock, Richard R. Organometallics, 1986 , vol. 5, p. 398 - 400 1-(Trimethylsil... tert-butyl chlo... 4,4-dimethylpen... Literature: Capozzi, Giuseppe; Ottana, Rosaria; Romeo, Giovanni; Marcuzzi, Franco Gazzetta Chimica Italiana, 1985 , vol. 115, # 6 p. 311 - 314 Precursor & DownStream Precursor 7 CAS#:73838-84-3 bis(3,3-dimethy... CAS#:74-88-4 methyl iodide CAS#:6224-91-5 1-(Trimethylsil... CAS#:507-20-0 tert-butyl chloride DownStream 10 CAS#:15120-99-7 1-(2,3,3-Trimet... CAS#:2177-30-2 4,4-dimethylpen... CAS#:4026-21-5 2-hydroxy-2,3,3... CAS#:872-75-3 1-(2,2-dimethyl...
Tax Rebate	9.0%
Supervision	none
Transport Info	Product name: Summary 2901299090 unsaturated acyclic hydrocarbons. Supervision conditions:None. VAT: 17.0%. Tax rebate rate:9.0%. MFN tariff: 2.0%. General tariff:30.0%

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4,4-Dimethyl-2-pentyne

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