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1,4-Dichloro-2-butyne

1,4-Dichloro-2-butyne structure

CAS No.: 821-10-3

Chemical Name:: 1,4-Dichloro-2-butyne

Synonyms: 1,4-Dichlorobutyne;DK925;Dichlorobutyne;1,4-Dichlorbut-2-in;1,4-dichloro-2-butyn;1,4-dichlorobut-1-yne;1,4-dichloro-1-butyne;1,4-DICHLORO-2-BUTYNE;1,4-dichloro-but-2-yne;2-Butyne, 1,4-dichloro-

CBNumber:: CB0276041

Molecular Formula:: C4H4Cl2

Molecular Weight:: 122.98

MDL Number:: MFCD00000981

MOL File:: 821-10-3.mol

MSDS File:: SDS

Last updated:2023-12-26 17:07:23

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1,4-Dichloro-2-butyne Properties

Melting point	162-165 °C
Boiling point	165-168 °C (lit.)
Density	1.258 g/mL at 25 °C (lit.)
refractive index	n20/D 1.505(lit.)
Flash point	320 °F
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
solubility	Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
form	Oil
color	Clear Colourless
Sensitive	Light Sensitive
BRN	635740
InChIKey	RCHDLEVSZBOHOS-UHFFFAOYSA-N
CAS DataBase Reference	821-10-3(CAS DataBase Reference)
EWG's Food Scores	1
NIST Chemistry Reference	2-Butyne, 1,4-dichloro-(821-10-3)
EPA Substance Registry System	1,4-Dichloro-2-butyne (821-10-3)

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS06,GHS07

Signal word

Warning

Hazard statements

H301-H315-H319-H335

Precautionary statements

P261-P305+P351+P338-P264-P270-P280-P301+P310+P330-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P405-P501

Hazard Codes

Xi,T

Risk Statements

36/37/38-40-23/24/25

Safety Statements

26-36-45-38-36/37/39-28A

RIDADR

UN 2810

WGK Germany

RTECS

ER9600000

8-10

HazardClass

6.1

PackingGroup

HS Code

29032900

NFPA 704

	1
2		0

1,4-Dichloro-2-butyne price More Price(31)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	D59607	1,4-Dichloro-2-butyne 99%	821-10-3	5g	$90	2024-03-01	Buy
Sigma-Aldrich	D59607	1,4-Dichloro-2-butyne 99%	821-10-3	25g	$247	2024-03-01	Buy
TCI Chemical	D1528	1,4-Dichloro-2-butyne >97.0%(GC)	821-10-3	5g	$50	2024-03-01	Buy
TCI Chemical	D1528	1,4-Dichloro-2-butyne >97.0%(GC)	821-10-3	25g	$155	2024-03-01	Buy
Sigma-Aldrich	D59607	1,4-Dichloro-2-butyne 99%	821-10-3	100g	$362.4	2024-03-01	Buy

Product number	Packaging	Price	Buy
D59607	5g	$90	Buy
D59607	25g	$247	Buy
D1528	5g	$50	Buy
D1528	25g	$155	Buy
D59607	100g	$362.4	Buy

1,4-Dichloro-2-butyne Chemical Properties,Uses,Production

Chemical Properties

CLEAR COLORLESS TO YELLOWISH LIQUID

Uses

1,4-Dichloro-2-butyne used in the synthesis of 1,4-disubstituted 1,2,3-triazoles. Also, it is used in the approach of the 20S-camptothecin family of antitumor agents.

Safety Profile

Poison by intravenous route. When heated to decomposition it emits toxic fumes of Cl-. Probably a dangerous fKe and explosion hazard. See also ACETYLENE COMPOUNDS and CHLORINATED HYDROCARBONS, ALIPHATIC

1,4-Dichloro-2-butyne synthesis

Synthesis of 1,4-Dichloro-2-butyne from 2-Butyne-1,4-diol

1,4-Dichloro-2-butyne Preparation Products And Raw materials

Raw materials

2-Butyne-1,4-diol Pyridine Benzene Thionyl chloride

Preparation Products

4-CHLORO-2-BUTYN-1-OL 5-methyl-1H-pyrrole-2-carbonitrile(SALTDATA: FREE) 2-Chloro-1-buten-3-yne 1-METHOXY-1-BUTEN-3-YNE

1,4-Dichloro-2-butyne Suppliers

Global( 210)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hebei Mojin Biotechnology Co., Ltd	+8613288715578	sales@hbmojin.com	China	12456	58
Henan Fengda Chemical Co., Ltd	+86-371-86557731 +86-13613820652	info@fdachem.com	China	7786	58
Capot Chemical Co.,Ltd.	571-85586718 +8613336195806	sales@capotchem.com	China	29797	60
Shanghai Daken Advanced Materials Co.,Ltd	+86-371-66670886	info@dakenam.com	China	15928	58
Zjartschem	+86-571-8723 8903 jocelynpan@zjarts.com	jocelynpan@zjarts.com	CHINA	993	58
career henan chemical co	+86-0371-86658258	sales@coreychem.com	China	29914	58
Changzhou Ansciep Chemical Co., Ltd.	+86 519 86305871	sales@ansciepchem.com	CHINA	4242	58
HaBo Hong Kong Co., Limited.	+86-25-18512596065	info@habotech.com	CHINA	933	58
Hebei Guanlang Biotechnology Co., Ltd.	+86-19930503282	alice@crovellbio.com	China	8823	58
Xi'an Kono chem co., Ltd.,	029-86107037 13289246953	info@konochemical.com	China	2995	58

Supplier	Advantage
Hebei Mojin Biotechnology Co., Ltd	58
Henan Fengda Chemical Co., Ltd	58
Capot Chemical Co.,Ltd.	60
Shanghai Daken Advanced Materials Co.,Ltd	58
Zjartschem	58
career henan chemical co	58
Changzhou Ansciep Chemical Co., Ltd.	58
HaBo Hong Kong Co., Limited.	58
Hebei Guanlang Biotechnology Co., Ltd.	58
Xi'an Kono chem co., Ltd.,	58

View Lastest Price from 1,4-Dichloro-2-butyne manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2023-12-26	1,4-Dichloro-2-butyne 821-10-3	US $100.00-1.00 / KG	1KG	99%	g-kg-tons, free sample is available	Henan Fengda Chemical Co., Ltd
2023-08-18	1,4-Dichloro-2-butyne 821-10-3	US $0.00 / KG	1KG	99%	50000KG/month	Hebei Mojin Biotechnology Co., Ltd
2022-11-05	1,4-Dichloro-2-butyne 821-10-3	US $0.00-0.00 / KG	1KG	99%	20 mt	Hebei Guanlang Biotechnology Co., Ltd.

1,4-Dichloro-2-butyne
821-10-3
US $100.00-1.00 / KG
99%
Henan Fengda Chemical Co., Ltd

1,4-Dichloro-2-butyne
821-10-3
US $0.00 / KG
99%
Hebei Mojin Biotechnology Co., Ltd

1,4-Dichloro-2-butyne
821-10-3
US $0.00-0.00 / KG
99%
Hebei Guanlang Biotechnology Co., Ltd.

1,4-Dichloro-2-butyne Spectrum

1,4-Dichloro-2-butyne(821-10-3)MS 1,4-Dichloro-2-butyne(821-10-3)¹HNMR 1,4-Dichloro-2-butyne(821-10-3)¹³CNMR 1,4-Dichloro-2-butyne(821-10-3)IR1 1,4-Dichloro-2-butyne(821-10-3)Raman

821-10-3(1,4-Dichloro-2-butyne)Related Search:

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Propyne 1,4-Dichloro-2-butyne

1of4

1,4-DICHLORO-2-BUTYNE 1,4-dichloro-2-butyn 1,4-dichloro-but-2-yne Dichlorobutyne 2-Butyne, 1,4-dichloro- bis(chloromethyl)acetylene 1,4-Dichloro-2-butyne, 99% 25ML 1,4-Dichloro-2-butyne,99% 1,4-Dichlorobut-2-yne 98+% 1,4-dichloro-1-butyne 1,4-dichlorobut-1-yne 1,4-Dichloro-2-butyne> 1,4-Dichloro-2-butyne ISO 9001：2015 REACH 1,4-Dichlorobutyne DK925 1,4-Dichlorbut-2-in 821-10-3 820-10-3 ClCH2C8801CCH2Cl C4H4Cl2 ClCH2CCCH2Cl Functionalized Acetylenes Acetylenes Building Blocks Alkynyl Halogenated Hydrocarbons Organic Building Blocks Building Blocks Chemical Synthesis Halogenated Hydrocarbons Organic Building Blocks Acetylenes Functionalized Acetylenes Alkynyl Halogenated Hydrocarbons Organic Building Blocks