Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5,7-dicarbaldehyde
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5,7-dicarbaldehyde
Price: ￥7726.0/5g ￥2346.0/1g ￥936.0/250mg
Purity: 95.0%
Stocking Period: 1 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5,7-DICARBALDEHYDE
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: 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5,7-dicarbaldehyde
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 95.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

211235-87-9

211235-87-9 structure

211235-87-9 structure

Name: 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5,7-dicarbaldehyde
Chemical Name: 2,3-dihydrothieno[3,4-b][1,4]dioxine-5,7-dicarbaldehyde
CAS Number: 211235-87-9
Molecular Formula: C₈H₆O₄S
Molecular Weight: 198.19600
Create Date: 2018-12-24 15:23:24
Modify Date: 2025-10-02 17:41:43

Name	2,3-dihydrothieno[3,4-b][1,4]dioxine-5,7-dicarbaldehyde
Synonyms	3,4-ethylenedioxythiophene-2,5-dicarbaldehyde 3,4-ethylenedioxy-2,5-thiophenedicarbaldehyde 3,4-ethylenedioxythiophene-2,5-dicarboxaldehyde 2,3-dihydrothieno-[3,4-b][1,4]dioxine-5,7-dicarbaldehyde 2,3-DICHLORO-4-(ETHYLSULFONYL)-BENZENECARBOXYLIC ACID

Density	1.511g/cm3
Boiling Point	403.4ºC at 760 mmHg
Molecular Formula	C₈H₆O₄S
Molecular Weight	198.19600
Flash Point	197.8ºC
Exact Mass	197.99900
PSA	80.84000
LogP	1.14430
Vapour Pressure	1.02E-06mmHg at 25°C
Index of Refraction	1.668

HS Code	2934999090

68-12-2 structure

68-12-2

126213-50-1 structure

126213-50-1

~70%

211235-87-9 structure

211235-87-9

Literature: Mohanakrishnan; Hucke, Andre; Lyon, Michael A.; Lakshmikantham; Cava, Michael P. Tetrahedron, 1999 , vol. 55, # 40 p. 11745 - 11754

350474-52-1 structure

350474-52-1

~64%

211235-87-9 structure

211235-87-9

Literature: Stolic, Ivana; Miskovic, Katarina; Magdaleno, Anahi; Silber, Ariel Mariano; Piantanida, Ivo; Bajic, Miroslav; Glavas-Obrovac, Ljubica Bioorganic and Medicinal Chemistry, 2009 , vol. 17, # 6 p. 2544 - 2554

68-12-2 structure

68-12-2

126213-50-1 structure

126213-50-1

~%

211235-87-9 structure

211235-87-9

204905-77-1 structure

204905-77-1

Literature: Journal of Organic Chemistry, , vol. 64, # 12 p. 4267 - 4272

Precursor 3
68-12-2 126213-50-1 350474-52-1
DownStream 0

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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