Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1,4-Dichlorbut-2-in
Price:
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 1,4-Dichlorbut-2-in
Price: ￥358.0/25g ￥118.0/5g
Purity: 97.0%
Stocking Period: 2 Day
Contact: Liu jia

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,4-Dichloro-2-butyne
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

821-10-3

821-10-3 structure

Name: 1,4-Dichlorbut-2-in
Chemical Name: 1,4-Dichloro-2-butyne
CAS Number: 821-10-3
Molecular Formula: C₄H₄Cl₂
Molecular Weight: 122.981
Catalog: Organic raw materials Hydrocarbon compounds and their derivatives Hydrocarbon halide
Create Date: 2018-02-13 08:00:00
Modify Date: 2024-01-02 08:24:42

Name	1,4-Dichloro-2-butyne
Synonyms	1,4-Dichloro-2-butyne 2-Butyne, 1,4-dichloro- G2UU2G 1,4-dichlorobut-2-yne 1,4-Dichlorbut-2-in EINECS 212-474-8 MFCD00000981

Density	1.2±0.1 g/cm3
Boiling Point	165.5±0.0 °C at 760 mmHg
Melting Point	-34.5ºC
Molecular Formula	C₄H₄Cl₂
Molecular Weight	122.981
Flash Point	70.7±13.9 °C
Exact Mass	121.969009
LogP	2.01
Vapour Pressure	2.5±0.3 mmHg at 25°C
Index of Refraction	1.474
Storage condition	2-8°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ER9600000

CHEMICAL NAME :: 2-Butyne, 1,4-dichloro-

CAS REGISTRY NUMBER :: 821-10-3

BEILSTEIN REFERENCE NO. :: 0635740

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C4-H4-Cl2

MOLECULAR WEIGHT :: 122.98

WISWESSER LINE NOTATION :: G2UU2G

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 56 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#02969

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	T:Toxic;
Risk Phrases	R23/24/25;R36/37/38;R40
Safety Phrases	S26-S36-S45-S38-S36/37/39-S28A
RIDADR	UN 2810
WGK Germany	3
RTECS	ER9600000
Packaging Group	II
Hazard Class	6.1
HS Code	29032900

110-65-6

~18%

13280-07-4

821-10-3

Literature: Advanced Synthesis and Catalysis, , vol. 348, # 15 p. 2133 - 2147

16669-40-2

~75%

821-10-3

Literature: Richter, Reinhard; Tucker, Benjamin Journal of Organic Chemistry, 1983 , vol. 48, # 15 p. 2625 - 2627

110-65-6

~85%

821-10-3

Literature: Chang, Sukbok; Lee, Nam Ho; Jacobsen, Eric N. Journal of Organic Chemistry, 1993 , vol. 58, # 25 p. 6939 - 6941

110-86-1

110-65-6

7719-09-7

821-10-3

Literature: Journal of the Chemical Society, , p. 1013

110-65-6

7647-01-0

64-19-7

7166-52-1

Detail

Literature: Journal of the Chemical Society, , p. 1013

110-65-6

10026-13-8

71-43-2

821-10-3

Literature: Annales de Chimie (Cachan, France), , vol. <12>3, p. 674 Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 223, p. 908

Precursor 8
110-65-6 16669-40-2 110-86-1 7719-09-7
7647-01-0 64-19-7 10026-13-8 71-43-2
DownStream 10
111339-46-9 111-53-5 105-18-0 3757-53-7
3284-51-3 14272-28-7 14304-31-5 4819-69-6
928-49-4 513-81-5

HS Code	2903299090
Summary	2903299090 other unsaturated chlorinated derivatives of acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

821-10-3	764-41-0
918340-88-2	918340-93-9
185617-45-2	86553-27-7
125652-47-3	918340-97-3
101834-50-8	918341-02-3
1158522-08-7	940364-43-2
134104-43-1	131615-57-1
6906-52-1	2228907-42-2
909676-48-8	930439-75-1
302961-59-7	1055300-43-0