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1,4-Dichloro-2-butyne

1,4-Dichloro-2-butyne
1,4-Dichloro-2-butyne structure
CAS No.
821-10-3
Chemical Name:
1,4-Dichloro-2-butyne
Synonyms
Dichlorobutyne;1,4-Dichlorobutyne;1,4-dichloro-2-butyn;1,4-DICHLORO-2-BUTYNE;1,4-dichloro-but-2-yne;2-Butyne, 1,4-dichloro-;1,4-Dichloro-2-butyne,99%;1,4-Dichlorobut-2-yne 98+%;bis(chloromethyl)acetylene;1,4-Dichloro-2-butyne, 99% 25ML
CBNumber:
CB0276041
Molecular Formula:
C4H4Cl2
Formula Weight:
122.98
MOL File:
821-10-3.mol

1,4-Dichloro-2-butyne Properties

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. 
2-8°C
Sensitive 
Light Sensitive
BRN 
635740
InChIKey
RCHDLEVSZBOHOS-UHFFFAOYSA-N
CAS DataBase Reference
821-10-3(CAS DataBase Reference)
NIST Chemistry Reference
2-Butyne, 1,4-dichloro-(821-10-3)
EPA Substance Registry System
2-Butyne, 1,4-dichloro-(821-10-3)
SAFETY
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
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  3
RTECS  ER9600000
8-10
HazardClass  6.1
PackingGroup  II
HS Code  29032900
Symbol(GHS):
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501
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
Precautionary statements:
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.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.
P501 Dispose of contents/container to..…

1,4-Dichloro-2-butyne price More Price(6)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich D59607 1,4-Dichloro-2-butyne 99% 821-10-3 5g $45.9 2018-11-13 Buy
Sigma-Aldrich D59607 1,4-Dichloro-2-butyne 99% 821-10-3 25g $167 2018-11-13 Buy
TCI Chemical D1528 1,4-Dichloro-2-butyne >97.0%(GC) 821-10-3 5g $42 2018-11-22 Buy
TCI Chemical D1528 1,4-Dichloro-2-butyne >97.0%(GC) 821-10-3 25g $136 2018-11-22 Buy
Sigma-Aldrich D59607 1,4-Dichloro-2-butyne 99% 821-10-3 100g $488 2018-11-13 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 Preparation Products And Raw materials

Raw materials

Preparation Products


1,4-Dichloro-2-butyne Suppliers

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1,4-Dichloro-2-butyne Spectrum


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