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3,3-Dimethyl-1-butyne structure
Chemical Name:
Neohexyne;t-butylacetyene;(CH3)3CCequivCH;TERT-BUTYLETHYNE;T-BUTYL ACETYLENE;3,3-Dimethylbutyne;TERT-BUTYLACETYLENE;3,3-Dimethyl-1-buty;1-(tert-Butyl)ethyne;3,3-DIMETHYLBUTYNE-1
Molecular Formula:
Formula Weight:
MOL File:

3,3-Dimethyl-1-butyne Properties

Melting point:
-78 °C
Boiling point:
37-38 °C(lit.)
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. 
Clear colorless
Water Solubility 
Miscible with chloroform, benzene and toluene. Immiscible with water.
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)
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
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
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H224 Extremely flammable liquid and vapour Flammable liquids Category 1 Danger
H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501
H304 May be fatal if swallowed and enters airways Aspiration hazard Category 1 Danger
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
H341 Suspected of causing genetic defects Germ cell mutagenicity Category 2 Warning P201,P202, P281, P308+P313, P405,P501
Precautionary statements:
P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read and understood.
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P233 Keep container tightly closed.
P240 Ground/bond container and receiving equipment.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P315 Get immediate medical advice/attention.
P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P308+P313 IF exposed or concerned: Get medical advice/attention.
P405 Store locked up.
P403+P235 Store in a well-ventilated place. Keep cool.
P501 Dispose of contents/container to..…

3,3-Dimethyl-1-butyne price More Price(6)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 244392 3,3-Dimethyl-1-butyne 98% 917-92-0 5g $51.4 2018-11-13 Buy
Sigma-Aldrich 244392 3,3-Dimethyl-1-butyne 98% 917-92-0 25g $199 2018-11-13 Buy
TCI Chemical B1114 3,3-Dimethyl-1-butyne >96.0%(GC) 917-92-0 10mL $42 2018-11-22 Buy
TCI Chemical B1114 3,3-Dimethyl-1-butyne >96.0%(GC) 917-92-0 100mL $252 2018-11-22 Buy
Alfa Aesar A14013 3,3-Dimethyl-1-butyne, 98% 917-92-0 25g $213 2018-11-13 Buy

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

Chemical Properties

colourless liquid

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

Raw materials

Preparation Products

3,3-Dimethyl-1-butyne Suppliers

Global( 256)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Capot Chemical Co.,Ltd.
+86 (0)571-855 867 18
+86 (0)571-858 647 95 China 19918 60
Shenzhen Sendi Biotechnology Co.Ltd.
0755-23311925 18102838259
0755-23311925 CHINA 3203 55
Henan DaKen Chemical CO.,LTD.
+86-371-55531817 CHINA 21935 58
Beijing Cooperate Pharmaceutical Co.,Ltd.
+86-10-60279497 +86(0)15646567669
+86-10-60279497 CHINA 1529 55
Henan Tianfu Chemical Co.,Ltd.
0371-55170693 CHINA 20676 55
Mainchem Co., Ltd.
+86-0592-6210733 CHINA 32452 55
Hangzhou FandaChem Co.,Ltd.
0086 158 5814 5714 (Mobile; WhatsApp; Telegram)
+86-571-56059825 CHINA 2752 55
Xiamen AmoyChem Co., Ltd
+86 (0)592-605 1114 CHINA 6374 58
career henan chemical co
+86-371-86658258 CHINA 25796 58
Jinan Shengqi pharmaceutical Co,Ltd
86+15552594168 CHINA 554 58

View Lastest Price from 3,3-Dimethyl-1-butyne manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2018-08-14 3,3-Dimethyl-1-butyne
US $1.00 / KG 1KG 99% 20kg career henan chemical co

3,3-Dimethyl-1-butyne Spectrum

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