Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Di-thiophen-2-yl-acetic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Thiopheneacetic acid, .alpha.-2-thienyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
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4408-82-6

4408-82-6 structure

4408-82-6 structure

Name: 2-Thiopheneacetic acid, .alpha.-2-thienyl-
Chemical Name: 2,2-dithiophen-2-ylacetic acid
CAS Number: 4408-82-6
Molecular Formula: C₁₀H₈O₂S₂
Molecular Weight: 224.29900
Create Date: 2018-07-19 11:47:45
Modify Date: 2025-08-27 13:45:56

Name	2,2-dithiophen-2-ylacetic acid
Synonyms	2,2-dithien-2-ylacetic acid Di-thiophen-2-yl-acetic acid ACETIC ACID,DI-2-THIENYL

Density	1.404g/cm3
Boiling Point	375.1ºC at 760 mmHg
Molecular Formula	C₁₀H₈O₂S₂
Molecular Weight	224.29900
Flash Point	180.7ºC
Exact Mass	223.99700
PSA	93.78000
LogP	3.02610
Index of Refraction	1.654

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AH3502500

CHEMICAL NAME :: Acetic acid, di-2-thienyl-

CAS REGISTRY NUMBER :: 4408-82-6

BEILSTEIN REFERENCE NO. :: 0011342

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C10-H8-O2-S2

MOLECULAR WEIGHT :: 224.30

WISWESSER LINE NOTATION :: T5SJ BYVQ- BT5SJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 180 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#05004

HS Code	2934999090

4341-34-8 structure

4341-34-8

124-38-9 structure

124-38-9

~87%

4408-82-6 structure

4408-82-6

Literature: Kawase; Enomoto; Wei; Oda Tetrahedron Letters, 1993 , vol. 34, # 50 p. 8143 - 8146

6345-58-0 structure

6345-58-0

111-46-6 structure

111-46-6

~%

4408-82-6 structure

4408-82-6

Literature: Schildknecht; Brown Journal of the American Chemical Society, 1955 , vol. 77, p. 954,956

4746-63-8 structure

4746-63-8

~%

4408-82-6 structure

4408-82-6

Literature: Blicke; Tsao Journal of the American Chemical Society, 1944 , vol. 66, p. 1645,1646

4075-59-6 structure

4075-59-6

~%

4408-82-6 structure

4408-82-6

Literature: Blicke; Tsao Journal of the American Chemical Society, 1944 , vol. 66, p. 1645,1646

4075-58-5 structure

4075-58-5

~%

4408-82-6 structure

4408-82-6

Literature: Blicke; Tsao Journal of the American Chemical Society, 1944 , vol. 66, p. 1645,1646

Precursor 7
4341-34-8 124-38-9 6345-58-0 111-46-6
4746-63-8 4075-59-6 4075-58-5
DownStream 1
139404-48-1

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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