3,3-Dimethyl-1-butyne

Product Name: 3,3-Dimethyl-1-butyne
CAS No.: 917-92-0
Chemical Name: 3,3-Dimethyl-1-butyne
Synonyms: TERT-BUTYLACETYLENE;T-BUTYL ACETYLENE;3,3-dimethyl-but-1-yne;Neohexyne;-1-butyne;t-butylacetyene;(CH3)3CCequivCH;TERT-BUTYLETHYNE;3,3-Dimethylbutyne;3,3-Dimethyl-1-buty
CBNumber: CB9228568
Molecular Formula: C6H10
Formula Weight: 82.14
MOL File: 917-92-0.mol

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3,3-Dimethyl-1-butyne Property

Melting point:: -78 °C (lit.)
Boiling point:: 37-38 °C (lit.)
Density: 0.667 g/mL at 25 °C (lit.)
vapor pressure: 7.88 psi ( 20 °C)
refractive index: n20/D 1.374(lit.)
Flash point:: <−30 °F
storage temp.: 2-8°C
solubility: Chloroform (Slightly), Methanol (Slightly)
form: Liquid
color: Clear colorless
PH: 7.51 at 24.8℃ and 10g/L
Water Solubility: Miscible with chloroform, benzene and toluene. Immiscible with water.
BRN: 1697100
Stability:: Stable, but highly flammable. Readily forms explosive mixtures with air. Note low flash point.
CAS DataBase Reference: 917-92-0(CAS DataBase Reference)
NIST Chemistry Reference: 1-Butyne, 3,3-dimethyl-(917-92-0)

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Safety

Hazard Codes: F+,Xi
Risk Statements: 12-36/37/38
Safety Statements: 3-16-26-33-7/9
RIDADR: UN 3295 3/PG 2
WGK Germany: 3
HazardClass: 3
PackingGroup: I
HS Code: 29012990

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H225Highly Flammable liquid and vapour

H412Harmful to aquatic life with long lasting effects

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P233Keep container tightly closed.

P240Ground/bond container and receiving equipment.

P241Use explosion-proof electrical/ventilating/lighting/…/equipment.

P242Use only non-sparking tools.

P273Avoid release to the environment.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 244392
Product name: 3,3-Dimethyl-1-butyne
Purity: 98%
Packaging: 5g
Price: $86.1
Updated: 2025/07/31

Sigma-Aldrich

Product number: 244392
Product name: 3,3-Dimethyl-1-butyne
Purity: 98%
Packaging: 25g
Price: $202.5
Updated: 2025/07/31

TCI Chemical

Product number: B1114
Product name: 3,3-Dimethyl-1-butyne
Purity: >96.0%(GC)
Packaging: 10mL
Price: $63
Updated: 2025/07/31

TCI Chemical

Product number: B1114
Product name: 3,3-Dimethyl-1-butyne
Purity: >96.0%(GC)
Packaging: 100mL
Price: $368
Updated: 2025/07/31

TRC

Product number: B692120
Product name: tert-Butylethyne
Packaging: 5g
Price: $110
Updated: 2021/12/16

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3,3-Dimethyl-1-butyne Chemical Properties,Usage,Production

Chemical Properties

colourless liquid

Uses

3,3-Dimethyl-1-butyne is used as an active pharmaceutical intermediate for terbinafine. It is also used in the preparation of 2,2,7,7-tetramethyl-octa-3,5-diyne. Further, it is used in the synthesis of erythro and threo isomers of B-(3,3-dimethyl-1,2-dideuterio-1-butyl)-9-BBN by hydroboration-deuteronolysis-hydroboration sequence.

Synthesis Reference(s)

Tetrahedron Letters, 25, p. 2089, 1984 DOI: 10.1016/S0040-4039(01)81168-0

Hazard

3,3-Dimethyl-1-butyne may cause skin, eye and respiratory irritation; is corrosive to skin and is harmful if ingested (may cause lung damage if inhaled).

3,3-Dimethyl-1-butyne Preparation Products And Raw materials

Raw materials

1,1-DICHLORO-3,3-DIMETHYLBUTANE

Preparation Products

Terbinafine

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3,3-Dimethyl-1-butyne Suppliers

Americas 1 Belgium 1 China 309 Czech Republic 2 Europe 4 Germany 5 India 12 Japan 6 Jordan 1 Slovakia 1 Switzerland 4 The Netherlands 1 United Kingdom 11 United States 44 Global 402

Jinan Hongkangda Chemical Co., Ltd

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Shandong Platinum Pharmaceutical Co., Ltd.

Tel: 0531-88977029 18396830603
Fax: 0531-88964879
Email: sales@boyuanpharm.com
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J & K SCIENTIFIC LTD.

Tel: 18210857532; 18210857532
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Meryer (Shanghai) Chemical Technology Co., Ltd.

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3B Pharmachem (Wuhan) International Co.,Ltd.

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Alfa Aesar

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TCI (Shanghai) Development Co., Ltd.

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Beijing HwrkChemical Technology Co., Ltd

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Energy Chemical

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Shijiazhuang Sdyano Fine Chemical Co., Ltd.

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ProdList: 2809
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View Lastest Price from 3,3-Dimethyl-1-butyne manufacturers

Hebei Chuanghai Biotechnology Co., Ltd

Product: 3,3-Dimethyl-1-butyne 917-92-0
Price: US $0.00-0.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 500000kg
Release date: 2024-11-04

Henan Aochuang Chemical Co.,Ltd.

Product: 3,3-Dimethyl-1-butyne 917-92-0
Price: US $0.00-0.00/kg
Min. Order: 1kg
Purity: 98%
Supply Ability: 1Ton
Release date: 2022-09-16

Shaanxi Haibo Biotechnology Co., Ltd

Product: 3,3-Dimethyl-1-butyne 917-92-0
Price: US $0.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 2000ton
Release date: 2023-09-01

917-92-0, 3,3-Dimethyl-1-butyneRelated Search:

Dimethyl phthalate Dimethyl sulfoxide Dimethyl sulfide 1-Hexyne 4-tert-Butylphenol 4-tert-Butylcatechol ETHANE Di-tert-butyl peroxide tert-Butyl hydroperoxide Dimethyl ether 2-Chloro-2-methylpropane 2,6-Di-tert-butylphenol Tri-tert-butylphosphine tert-Butyldimethylsilyl chloride Dimethyl fumarate 1-BUTYNE 3-Methyl butynol 2-Butyne-1,4-diol

TERT-BUTYLACETYLENE

T-BUTYL ACETYLENE

3,3-DIMETHYL-1-BUTYNE(INTERMEDIATE OF TERBINAFINE)

1-Butyne, 3,3-dimethyl- (6CI, 8CI, 9CI)

3,3-DIMETHYL-1-BUTYNE(TERT-BUTYLACETYLENE)

3.3-DIMETHYL-1-BUTYNE 97+%

TERT-BUTYLETHYNE

Neohexyne

1-(tert-Butyl)ethyne

3,3-Dimethyl-1-butyne,98%

t-butylacetyene

3,3-DiMethyl-1-butyne, 98% 5ML

3,3-DiMethyl-1-butyne 98%

(CH3)3CCequivCH

3,3,3-Trimethylpropyne

3,3-dimethyl-but-1-yne

3,3-Dimethylbutyne

1-BUTYNE, 3,3-DIMETHYL-

1,2-DIMETHYL-1,4-CYCLOHEXADIENE

3,3-Dimethy1-1-Butyne

3,3-DIMETHYL-1-BUTYNE

3,3-DIMETHYLBUTYNE-1

Chloro--6,6-Dimethyl-2-Heptene-4-Yne ---Terbinafine Int

3,3-Dimethyl-1-buty

3,3-DIMETHYL-1-BUTYNE, 97%3,3-DIMETHYL-1-BUTYNE, 97%3,3-DIMETHYL-1-BUTYNE, 97%3,3-DIMETHYL-1-BUTYNE, 97%

3,3-Dimethyl-1-butyne &gt

3,3-Dimethyl-1-butyne, 98%, for synthesis

-1-butyne

（HCL Terbinafine），3,3-Dimethyl-1-butyne

3.3-Dimethyl-l-butyne

3,3-Dimethyl-1-butyne3,3-Dimethyl-1-butyne

3,3-Dimethyl-1-butyne 3,3-

3,3-dimethyl-1-butylene (alkyne)

3-3'-Dimethyl-1-Butyne

Terbinafine lmpurity 27

3,3-Dimethylbutyne - [D2889]

TERT-BUTYLACETYLENE 99+%

917-92-0

76-65-0

C6H10

CH33CCCH

CH33CC8801CH

917920

ALKYNE

Acetylenic Hydrocarbons

Acetylenes

Building Blocks

Alkynes

Terminal

Organic Building Blocks

Terbinafine

Acetylenes

Acetylenic Hydrocarbons

PHARMACEUTICAL INTERMEDIATES