Shanghai Nianxing Industrial Co., Ltd
China
Product Name: rac-(3R,4S)-4-bromotetrahydro-3-thiopheneol 1,1-dioxide
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Thiophene-3-ol,4-bromotetrahydro-, 1,1-dioxide, (3R,4S)-rel-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: Thiophene-3-ol,4-bromotetrahydro-, 1,1-dioxide, (3R,4S)-rel-
Price: ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 97.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

20688-40-8

20688-40-8 structure

20688-40-8 structure

Name: Thiophene-3-ol,4-bromotetrahydro-, 1,1-dioxide, (3R,4S)-rel-
Chemical Name: (3S,4R)-4-bromo-1,1-dioxothiolan-3-ol
CAS Number: 20688-40-8
Molecular Formula: C₄H₇BrO₃S
Molecular Weight: 215.06600
Create Date: 2017-05-26 16:55:06
Modify Date: 2025-10-22 11:26:40

Name	(3S,4R)-4-bromo-1,1-dioxothiolan-3-ol
Synonyms	Trans-4-bromo-1,1-dioxo-tetrahydrothiphen-3-ol 3-bromo-4-hydroxysulfolane trans-3-hydroxy-4-bromosulfolane

Density	2.016g/cm3
Boiling Point	440.7ºC at 760mmHg
Molecular Formula	C₄H₇BrO₃S
Molecular Weight	215.06600
Flash Point	220.3ºC
Exact Mass	213.93000
PSA	62.75000
LogP	0.62000
Vapour Pressure	1.29E-09mmHg at 25°C
Index of Refraction	1.601

HS Code	2934999090

14176-47-7 structure

14176-47-7

~%

20688-40-8 structure

20688-40-8

Literature: Birch; McAllan Journal of the Chemical Society, 1951 , p. 2556,2561

Precursor 1
14176-47-7
DownStream 2
143654-18-6 6211-59-2

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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