Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2,5-Dichlorothiophene
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 2,5-Dichlorothiophene
Price: ￥98.0/25g ￥308.0/100g
Purity: 97.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,5-Dichlorothiophene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: 2,5-Dichlorothiophene
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

3172-52-9

3172-52-9 structure

3172-52-9 structure

Name: 2,5-Dichlorothiophene
Chemical Name: 2,5-Dichlorothiophene
CAS Number: 3172-52-9
Molecular Formula: C₄H₂Cl₂S
Molecular Weight: 153.030
Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
Create Date: 2018-03-12 08:00:00
Modify Date: 2025-08-25 17:47:35

Name	2,5-Dichlorothiophene
Synonyms	2,5-Dichlorothiophene 2,5-diclorothiophene 2,5-Dichlor-thiophen EINECS 221-638-8 2,5-dichloro-thiophene DICHLOROTHIOPHENE Thiophene, 2,5-dichloro- thiophene,2,5-dichloro 2,6-DICHLOROTHIOPHENE 2,4-DICHLOROPHENETHYLAMINE 5-chloro-2-thienyl chloride 5-chloro-thien-2-yl chloride 2,5-dichloro-thiophen MFCD00005423

Density	1.5±0.1 g/cm3
Boiling Point	158.9±20.0 °C at 760 mmHg
Melting Point	-41--40°C
Molecular Formula	C₄H₂Cl₂S
Molecular Weight	153.030
Flash Point	59.4±0.0 °C
Exact Mass	151.925430
PSA	28.24000
LogP	3.20
Vapour Pressure	3.3±0.3 mmHg at 25°C
Index of Refraction	1.584
Storage condition	0-6°C

Symbol	GHS02
Signal Word	Warning
Hazard Statements	H226
Hazard Codes	T+: Very toxic;
Risk Phrases	R26/27/28;R40
Safety Phrases	S45-S36/37-S28A
RIDADR	2929
Packaging Group	II
Hazard Class	6.1
HS Code	2934999090

Precursor 8
188290-36-0 96-43-5 36157-41-2 527-72-0
598-49-2 64048-11-9 7732-18-5 64-17-5
DownStream 10
36157-40-1 36157-41-2 6012-97-1 40477-45-0
50478-16-5 18853-40-2 51584-21-5 37105-12-7
2404-97-9 53381-41-2

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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