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3-METHYL-1-BUTYNE

3-METHYL-1-BUTYNE structure

CAS No.: 598-23-2

Chemical Name:: 3-METHYL-1-BUTYNE

Synonyms: Isopentyne;isopropylacetylene;3-Methylbutyne;3-methyl-but-1-yne;1-Isopentyne;Isopropylethyne;(CH3)2CHCequivCH;2-Methyl-3-butyne;3-METHYL-1-BUTYNE;Isopropyl acetylene

CBNumber:: CB1200489

Molecular Formula:: C5H8

Molecular Weight:: 68.12

MDL Number:: MFCD00039853

MOL File:: 598-23-2.mol

MSDS File:: SDS

Last updated:2023-04-23 13:52:06

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3-METHYL-1-BUTYNE Properties

Melting point	-89.7°C
Boiling point	29,5°C
Density	0.666 g/mL at 25 °C (lit.)
RTECS	PF9060500
Flash point	-30°(-22°F)
refractive index	1.374
storage temp.	2-8°C
form	Liquid
color	Clear colorless to slightly yellow
Water Solubility	Miscible with alcohol. Immiscible with water.
CAS DataBase Reference	598-23-2
EWG's Food Scores	1
FDA UNII	JG5EYU99C4

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS02

Signal word

Danger

Hazard statements

H224

Precautionary statements

Hazard Codes

Risk Statements

Safety Statements

RIDADR

3295

WGK Germany

HazardClass

3.1

PackingGroup

HS Code

29012990

NFPA 704

	4
2		0

3-METHYL-1-BUTYNE price More Price(12)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	745723	3-Methyl-1-butyne 95%	598-23-2	5g	$116	2024-03-01	Buy
Sigma-Aldrich	745723	3-Methyl-1-butyne 95%	598-23-2	25g	$345	2024-03-01	Buy
Alfa Aesar	H53439	3-Methyl-1-butyne, 96%	598-23-2	5g	$97.4	2024-03-01	Buy
Alfa Aesar	H53439	3-Methyl-1-butyne, 96%	598-23-2	25g	$326	2024-03-01	Buy
TRC	M295070	3-Methyl-1-butyne	598-23-2	1g	$120	2021-12-16	Buy

Product number	Packaging	Price	Buy
745723	5g	$116	Buy
745723	25g	$345	Buy
H53439	5g	$97.4	Buy
H53439	25g	$326	Buy
M295070	1g	$120	Buy

3-METHYL-1-BUTYNE Chemical Properties,Uses,Production

Chemical Properties

Clear colorless to slightly yellow liquid

Uses

3-Methyl-1-butyne is a terminal alkyne that under goes hydrosilylation reaction using phenylsilane. 3-Methyl-1-butyne is used as an intermediate for pharmaceuticals, in cosmetics and in chemical research.

Definition

ChEBI: A terminal acetylenic compound that is but-1-yne substituted by a methyl group at position 3.

3-METHYL-1-BUTYNE synthesis

Synthesis of 3-METHYL-1-BUTYNE from 1-(TRIPHENYLPHOSPHORANYLIDENE)-3-METHYL&

3-METHYL-1-BUTYNE Preparation Products And Raw materials

Raw materials

1-Butene, 1,1-dibromo-3-methyl- 1,1-dichloro-3-methylbutane 1,2-DIBROMO-3-METHYLBUTANE 2-methylbut-3-yn-1-ol 1,1-Dichloro-3-methylbutene-1

1,2-Butadiene, 1-bromo-3-methyl- 1-(TRIPHENYLPHOSPHORANYLIDENE)-3-METHYL& 3-METHYL-1,2-BUTADIENE 2,2-dichloro-3-methylbutane DIISOPROPYL SULFATE

3-Methyl-2-butanone SODIUM ACETYLIDE Isoprene 2-METHYL-1-BUTEN-3-YNE

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Preparation Products

3-CHLORO-3-METHYL-1-BUTYNE 4-METHYL-2-PENTYNE Stellasterol Iodobenzene

3-METHYL-1-BUTYNE Suppliers

Global( 68)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	47465	58
career henan chemical co	+86-0371-86658258 15093356674;	factory@coreychem.com	China	29826	58
Hefei TNJ Chemical Industry Co.,Ltd.	0551-65418671	sales@tnjchem.com	China	34572	58
LEAP CHEM CO., LTD.	+86-852-30606658	market18@leapchem.com	China	24738	58
LEAPCHEM CO., LTD.	+86-852-30606658	market18@leapchem.com	China	43348	58
Shanghai Acmec Biochemical Technology Co., Ltd.	+undefined18621343501	product@acmec-e.com	China	33349	58
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131981	58
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.	+86-21-54098501	sales@sinch.com.cn	China	11605	64
Mainchem Co., Ltd.	+86-0592-6210733	sale@mainchem.com	China	32360	55
J & K SCIENTIFIC LTD.	010-82848833 400-666-7788	jkinfo@jkchemical.com	China	96815	76

Supplier	Advantage
CONIER CHEM AND PHARMA LIMITED	58
career henan chemical co	58
Hefei TNJ Chemical Industry Co.,Ltd.	58
LEAP CHEM CO., LTD.	58
LEAPCHEM CO., LTD.	58
Shanghai Acmec Biochemical Technology Co., Ltd.	58
Amadis Chemical Company Limited	58
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.	64
Mainchem Co., Ltd.	55
J & K SCIENTIFIC LTD.	76

View Lastest Price from 3-METHYL-1-BUTYNE manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2021-08-12	3-METHYL-1-BUTYNE 598-23-2	US $15.00-10.00 / KG	1KG	99%+ HPLC	Monthly supply of 1 ton	Zhuozhou Wenxi import and Export Co., Ltd
	2020-02-17	3-METHYL-1-BUTYNE 598-23-2	US $1.00 / KG	1KG	99%	200kgs	Career Henan Chemical Co

3-METHYL-1-BUTYNE
598-23-2
US $15.00-10.00 / KG
99%+ HPLC
Zhuozhou Wenxi import and Export Co., Ltd

3-METHYL-1-BUTYNE
598-23-2
US $1.00 / KG
99%
Career Henan Chemical Co

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1-Butyne, 3-methyl- (6CI, 7CI, 8CI, 9CI) 3-METHYL-1-BUTYNE,96% 3-Methyl-1-butyneIsopropylacetylene 3-Methyl-1-butyne ,95% 1-Isopentyne Isopropylethyne 3-Methyl-1-butyne 95% (CH3)2CHCequivCH 2-Methyl-3-butyne 3,3-dimethyl-1-propyne Isopropyl acetylene 3-METHYL-1-BUTYNE 3-METHYL-1-BUTYNE, 96%3-METHYL-1-BUTYNE, 96%3-METHYL-1-BUTYNE, 96%3-METHYL-1-BUTYNE, 96% 3-Methyl-1-butyne,97% 3-methyl-but-1-yne Isopentyne isopropylacetylene 3-Methylbutyne 598-23-2 CH32CHCCH 598232