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2,3-Dichlorothiophene

2,3-Dichlorothiophene Structure
2,3-Dichlorothiophene structure
CAS No.
17249-79-5
Chemical Name:
2,3-Dichlorothiophene
Synonyms
2,3-DICHLOROPYRIDINE;2,3-Dchlorothiophene;Thiophene, 2,3-dichloro-;2,3-Dichlorothiophene,97%;2,3-Dichlorothiophene in isooctane;2,3-Dichlorothiophene ISO 9001：2015 REACH
CBNumber:
CB7196249
Molecular Formula:
C4H2Cl2S
Molecular Weight:
153.03
MDL Number:
MFCD00043890
MOL File:
17249-79-5.mol
MSDS File:
SDS
Last updated:2026-05-28 02:56:47
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2,3-Dichlorothiophene Properties

Melting point -26 °C
Boiling point 173-174 °C/760 mmHg (lit.)
Density 1.456 g/mL at 25 °C (lit.)
refractive index n20/D 1.5680(lit.)
Flash point 159 °F
storage temp. 2-8°C
form Liquid
Specific Gravity 1.4605
color Clear colorless to pale yellow
BRN 1760
InChI 1S/C4H2Cl2S/c5-3-1-2-7-4(3)6/h1-2H
InChIKey LVNVLQIXMBTMPH-UHFFFAOYSA-N
SMILES Clc1ccsc1Cl
CAS DataBase Reference 17249-79-5(CAS DataBase Reference)
NIST Chemistry Reference Thiophene, 2,3-dichloro-(17249-79-5)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)Skull and Crossbones (GHS06)Health Hazard (GHS08)
GHS05,GHS06,GHS08
Signal word  Danger
Hazard statements  H301-H318-H334
Precautionary statements  P280-P301+P310+P330-P305+P351+P338+P310
PPE Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes  T
Risk Statements  25-43
Safety Statements  26-36/37/39-45
RIDADR  UN 2810 6.1/PG 3
WGK Germany  3
HazardClass  6.1
PackingGroup  III
HS Code  29349990
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 3 Oral
Eye Dam. 1
Resp. Sens. 1
Limited Quantities 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
NFPA 704
2
3 0

2,3-Dichlorothiophene price More Price(28)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 650293 2,3-Dichlorothiophene 17249-79-5 1g $27.5 2023-06-20 Buy
Sigma-Aldrich 650293 2,3-Dichlorothiophene 17249-79-5 10g $261 2023-06-20 Buy
Biosynth FD149793 2,3-Dichlorothiophene 17249-79-5 5g $900 2026-06-04 Buy
Biosynth FD149793 2,3-Dichlorothiophene 17249-79-5 2g $900 2026-06-04 Buy
Biosynth FD149793 2,3-Dichlorothiophene 17249-79-5 25g $900 2026-06-04 Buy
Product number Packaging Price Buy
650293 1g $27.5 Buy
650293 10g $261 Buy
FD149793 5g $900 Buy
FD149793 2g $900 Buy
FD149793 25g $900 Buy

2,3-Dichlorothiophene Chemical Properties, Uses, Production

Chemical Properties

Colorless liquid

Uses

Reactant for:

  • Synthesis of enediyne-chlorophyll derivatives as antitumor cytotoxic conjugates
  • Selective electrochemical mono- and polysilylation

2,3-Dichlorothiophene Preparation Products And Raw materials

Raw materials

Preparation Products

3,4-Dichlorothiophene 2,3-Dichlorothiophene-5-sulphonyl chloride

2,3-Dichlorothiophene Suppliers

Global Suppliers ( 138)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
Shanghai Sinch Parmaceuticals Tech. Co. Ltd. +86-21-54098501 sales@sinch.com.cn China 11592 64
Shanghai Longsheng chemical Co.,Ltd. 58099637 13585536065 sales@shlschem.com China 9880 59
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 62
Alfa Aesar 84
Energy Chemical 61
Wuhan Chemwish Technology Co., Ltd 56
Capot Chemical Co., Ltd 66
Shanghai Sinch Parmaceuticals Tech. Co. Ltd. 64
Shanghai Longsheng chemical Co.,Ltd. 59
Shanghai Hanhong Scientific Co.,Ltd. 64
Shandong Xiya Chemical Co., Ltd 57

View Latest Price from 2,3-Dichlorothiophene manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2,3-Dichlorothiophene pictures 2026-08-20 2,3-Dichlorothiophene
17249-79-5
 $1.10 1g 99.00% 100 Tons Dideu Industries Group Limited
2,3-Dichlorothiophene pictures 2025-04-04 2,3-Dichlorothiophene
17249-79-5
 1kg 98% 1Ton Henan Aochuang Chemical Co.,Ltd.
2,3-Dichlorothiophene pictures 2019-12-31 2,3-Dichlorothiophene
17249-79-5
 $6.60 1KG 97%-99% 1kg-1000kg Career Henan Chemical Co

2,3-Dichlorothiophene Spectrum

2,3-Dichlorothiophene(17249-79-5)1HNMR

17249-79-5 (2,3-Dichlorothiophene) Related Search:

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2,5-Dichlorothiophene 2,5-Dichlorothiophene-3-carboxylic acid 3,6-dichloropyridine-2-carboxylic acid, compound with 2-aminoethanol (1:1)

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Thiophene, 2,3-dichloro- 2,3-Dchlorothiophene 2,3-DICHLOROPYRIDINE 2,3-Dichlorothiophene,97% 2,3-Dichlorothiophene ISO 9001：2015 REACH 2,3-Dichlorothiophene in isooctane 17249-79-5 Building Blocks Thiophenes Halogenated Heterocycles Heterocyclic Building Blocks Thiophens Heterocycle-oher series Halogenated Heterocycles Heterocyclic Building Blocks Thiophenes ThiophenesBuilding Blocks