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1,2-Dichlorobutane

CAS 616-21-7C2H5CH(Cl)CH2ClChemical Synthesis

1,2-Dichlorobutane (CAS: 616-21-7) is a halogenated hydrocarbon with the molecular formula C2H5CH(Cl)CH2Cl and a molar mass of 127.01 g/mol. This organic compound serves as a valuable building block in chemical synthesis. It has found application in research, particularly in the study of temperature-composition phase diagrams of binary mixtures involving ionic liquids. TSS offers this chemical with an assay of 98%.

Synonyms
C2H5CH(Cl)CH2ClButane, 1,2-dichloro-
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1,2-Dichlorobutane (C2H5CH(Cl)CH2Cl) — chemical structure, CAS 616-21-7; Chemistry, fine chemical supplied by Tech Serve Solutions
AlkylBuilding BlocksChemical SynthesisHalogenated HydrocarbonsOrganic Building Blocks
01 /Applications

Chemical Synthesis Intermediate

1,2-Dichlorobutane functions as a versatile intermediate in organic synthesis. Its reactive chlorine atoms allow for various substitution and elimination reactions, enabling the construction of more complex molecules.

Research in Physical Chemistry

This compound has been utilised in scientific research to investigate the phase behaviour of liquid mixtures. Specifically, it was used to evaluate temperature-composition phase diagrams of binary mixtures containing haloalkanes and ionic liquids.

Building Block for Organic Molecules

As an organic building block, 1,2-Dichlorobutane is employed in the laboratory setting for the development of novel organic compounds and materials.

02 /Properties
Molecular weight127.01
Linear formulaC2H5CH(Cl)CH2Cl
Assay98%
Boiling point125 °C(lit.)
Density1.112 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.445(lit.)
Vapour pressure28 mmHg (32 °C)
Autoignition temp529 °F
Application1,2-Dichlorobutane was used to evaluate temperature-composition phase diagrams of binary mixtures composed of a haloalkane dissolved in either 1-ethyl-3-methylimidazolium ethylsulfate or 1-ethyl-3-methylimidazolium ethylsulfonate1.
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H226Flammable liquid and vapour
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point27 °C / 80.6 °F
Transport (UN / ADR)UN 1993C 3 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)Xi
Risk statements (R)10-36/37/38
Safety statements (S)9-16-23-26-33-36/37/39

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
616-21-7
MDL number
MFCD00013676
PubChem substance
24846699
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 1,2-Dichlorobutane used for?

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1,2-Dichlorobutane is primarily used as a building block in chemical synthesis and in research for evaluating temperature-composition phase diagrams of binary mixtures.

What are the CAS number and chemical formula for 1,2-Dichlorobutane?

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The CAS number for 1,2-Dichlorobutane is 616-21-7, and its linear formula is C2H5CH(Cl)CH2Cl.

What grade and purity does Tech Serve Solutions supply for 1,2-Dichlorobutane?

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Tech Serve Solutions supplies 1,2-Dichlorobutane with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.

What are the safety considerations when handling 1,2-Dichlorobutane?

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1,2-Dichlorobutane is a flammable liquid and vapour (H226), causes skin irritation (H315), and serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, should be used. Ensure adequate ventilation and avoid ignition sources.

How is 1,2-Dichlorobutane packed, shipped, and exported?

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1,2-Dichlorobutane is packed in compliance with transport regulations. As a specialist global supplier, TSS handles the export of this chemical, adhering to all relevant international shipping and customs requirements.

How can I request a quote or a sample of 1,2-Dichlorobutane?

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To request a quote or a sample of 1,2-Dichlorobutane, please contact our sales team via the website or by phone. Provide your contact details and the required quantity.

Need 1,2-Dichlorobutane in a specific grade or volume?