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THIOPHENE-3,4-DICARBOXYLIC ACID

Product Name
THIOPHENE-3,4-DICARBOXYLIC ACID
CAS No.
4282-29-5
Chemical Name
THIOPHENE-3,4-DICARBOXYLIC ACID
Synonyms
100G,500G,1KG,10KG;3,4-THIOPHENEDICARBOXYLIC ACID;EA129;DK7284;3,4-Dicarboxythiophene;THIOPHENE-3,4-DICARBOXY;THIOPHENE-3,4-DICARBOXYLATE;Thiophene-3,4-DicarboxylicAci;THIOPHENE-3,4-DICARBOXYLIC ACID;3,4-Thiophenedicarboxylic acid,97%
CBNumber
CB7769265
Molecular Formula
C6H4O4S
Formula Weight
172.16
MOL File
4282-29-5.mol
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THIOPHENE-3,4-DICARBOXYLIC ACID Property

Melting point:
227-231 °C
Boiling point:
272.46°C (rough estimate)
Density 
1.473 (estimate)
refractive index 
1.5500 (estimate)
storage temp. 
Keep in dark place,Sealed in dry,Room Temperature
solubility 
soluble in Methanol
pka
3.36±0.20(Predicted)
form 
Crystalline Powder
color 
Yellow to beige-pinkish or light brown
λmax
240nm(H2O)(lit.)
InChI
InChI=1S/C6H4O4S/c7-5(8)3-1-11-2-4(3)6(9)10/h1-2H,(H,7,8)(H,9,10)
InChIKey
ZWWLLYJRPKYTDF-UHFFFAOYSA-N
SMILES
C1SC=C(C(O)=O)C=1C(O)=O
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
24/25
WGK Germany 
3
HazardClass 
IRRITANT
HS Code 
29349990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
795577
Product name
3,4-Thiophenedicarboxylic acid
Packaging
5g
Price
$114
Updated
2024/03/01
TCI Chemical
Product number
T2280
Product name
3,4-Thiophenedicarboxylic Acid
Purity
>98.0%(GC)(T)
Packaging
1g
Price
$75
Updated
2024/03/01
TRC
Product number
T368133
Product name
Thiophene-3,4-dicarboxylicAcid
Packaging
5g
Price
$80
Updated
2021/12/16
SynQuest Laboratories
Product number
6H21-1-X3
Product name
Thiophene-3,4-dicarboxylic acid
Packaging
5G
Price
$104
Updated
2021/12/16
Frontier Specialty Chemicals
Product number
T1828
Product name
Thiophene-3,4-dicarboxylicacid
Purity
98%
Packaging
1g
Price
$12
Updated
2021/12/16
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THIOPHENE-3,4-DICARBOXYLIC ACID Chemical Properties,Usage,Production

Chemical Properties

yellow to beige-pinkish or light brown crystalline

Uses

Thiophene-3,4-dicarboxylic Acid is used in preparation of dibromo thienofuran dione.

Uses

Synthetic precursor for organic electronics materials.

THIOPHENE-3,4-DICARBOXYLIC ACID Preparation Products And Raw materials

Raw materials

Copper(I) Cyanide N,N-Dimethylformamide 3,4-Dibromothiophene Ferric chloride

Preparation Products

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THIOPHENE-3,4-DICARBOXYLIC ACID Suppliers

Belgium 1 Canada 1 China 201 Germany 1 India 5 Japan 2 Switzerland 1 United Kingdom 6 United States 19 Global 237
Changzhou Ucheml Medicine Co., Ltd.
Tel
0519-86058959
Fax
0519-85286229
Email
sales@uchemi.cn
Country
China
ProdList
220
Advantage
50
Zhengzhou AnMusi Chemical Products Co., Ltd.
Tel
0371-55289822 18737195735
Fax
QQ：2370407954
Email
2370407954@qq.com
Country
China
ProdList
2000
Advantage
55
Chongqing Xingcan Pharmaceutical Technology Co., Ltd.
Tel
15523000485
Email
xingcanyaoye@sina.com
Country
China
ProdList
1686
Advantage
58
Shanghai shuji biotechnology co., ltd.
Tel
021-021-62200788 15000569291
Email
zhanlingrui@163.com
Country
China
ProdList
490
Advantage
58
Hunan Caiya Biological Technology Co., Ltd
Tel
15580017485
Email
2036676503@qq.com
Country
China
ProdList
88
Advantage
58
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
Advantage
62
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44751
Advantage
61
Wuhan Chemwish Technology Co., Ltd
Tel
86-027-67849912
Fax
86-027-87531808
Email
sales@chemwish.com
Country
China
ProdList
35906
Advantage
56
Capot Chemical Co., Ltd
Tel
+86 (0) 571 85 58 67 18
Fax
0086-571-85864795
Email
sales@capotchem.com
Country
China
ProdList
18217
Advantage
66
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View Lastest Price from THIOPHENE-3,4-DICARBOXYLIC ACID manufacturers

airuikechemical co., ltd.
Product
thiophene-3,4-dicarboxylic acid 4282-29-5
Price
US $0.00-0.00/Kg
Min. Order
1Kg
Purity
99.9%
Supply Ability
200tons
Release date
2024-04-09
Henan Fengda Chemical Co., Ltd
Product
THIOPHENE-3,4-DICARBOXYLIC ACID 4282-29-5
Price
US $50.00-1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
g-kg-tons, free sample is available
Release date
2023-12-22
R&D Scientific Inc.
Product
3,4-Thiophenedicarboxylic Acid 4282-29-5
Price
US $560.00/g
Min. Order
1g
Purity
97
Supply Ability
500 Kg
Release date
2024-02-19

4282-29-5, THIOPHENE-3,4-DICARBOXYLIC ACIDRelated Search:

THIOPHENE-2-CARBOXALDOXIME 3,4-DIHYDROXY-THIOPHENE-2,5-DICARBOXYLIC ACID DIMETHYL ESTER THIOPHENE-3,4-DICARBOXYLIC ACID 2,5-Thiophenedicarboxylic acid 5-AMINO-3-METHYL-THIOPHENE-2,4-DICARBOXYLIC ACID DIETHYL ESTER 3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID 2,5-Diaminothiophene-3,4-dicarboxylic acid diethyl ester 3,4-DIHYDROXY-THIOPHENE-2,5-DICARBOXYLIC ACID DIETHYL ESTER 5-AMINO-3-METHYL-THIOPHENE-2,4-DICARBOXYLIC ACID-4-ETHYL ESTER 2-METHYL ESTER 5-(2-CHLORO-ACETYLAMINO)-3-METHYL-THIOPHENE-2,4-DICARBOXYLIC ACID DIMETHYL ESTER 3-METHYL-5-SULFAMOYL-THIOPHENE-2,4-DICARBOXYLIC ACID DIETHYL ESTER 5-AMINO-3-METHYL-THIOPHENE-2,4-DICARBOXYLIC ACID 2-TERT-BUTYL ESTER 4-ETHYL ESTER 5-(2-CHLORO-ACETYLAMINO)-3-METHYL-THIOPHENE-2,4-DICARBOXYLIC ACID 2-ALLYL ESTER 4-ETHYL ESTER 5-AMINO-3-METHYL-THIOPHENE-2,4-DICARBOXYLIC ACID 2-ETHYL ESTER 4-METHYL ESTER 1,2,2a,7b-Tetrahydro-1,2-dimethylbenzo[b]cyclobuta[d]thiophene-1,2-dicarboxylic acid Δ2,2'(3H,3'H)-Bibenzo[b]thiophene-7,7'-dicarboxylic acid dibutyl ester Δ2,2'(3H,3'H)-Bibenzo[b]thiophene-7,7'-dicarboxylic acid bis[2-[2-[2-[2-(hexadecyloxy)ethoxy]ethoxy]ethoxy]ethyl] ester 2-AMINO-5-METHYL-THIOPHENE-3,4-DICARBOXYLIC ACID 4-ETHYL ESTER 3-METHYL ESTER

  • 3,4-THIOPHENEDICARBOXYLIC ACID
  • THIOPHENE-3,4-DICARBOXYLIC ACID
  • 3,4-Thiophenedicarboxylic acid,97%
  • 3,4-Dicarboxythiophene
  • 3,4-Thiophenedicarboxylic acid ,98%
  • THIOPHENE-3,4-DICARBOXYLATE
  • 100G,500G,1KG,10KG
  • THIOPHENE-3,4-DICARBOXY
  • Thiophene-3,4-DicarboxylicAci
  • THIOPHENE-3,4-DICARBOXYLIC ACID ISO 9001：2015 REACH
  • EA129
  • THIOPHENE-3,4-DICARBOXYLIC ACID 4282-29-5
  • DK7284
  • 3,4-Thiophenedicarboxylic acid (6CI, 7CI, 8CI, 9CI, ACI)
  • 4282-29-5
  • Building Blocks
  • Carboxy
  • Thiophene
  • API intermediates
  • Acids and Derivatives
  • Heterocycles