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Thieno[2,3-b]thiophene-2,5-dicarboxylic acid, 3,4-dimethyl-

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Formula: C10H8O4S2
CAS: 175202-55-8
search Element: dicarboxylic thiophene dimethyl thieno acid
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Identification

Structural Formula
Thieno[2,3-b]thiophene-2,5-dicarboxylic acid, 3,4-dimethyl-
CAS:
175202-55-8
EINECS:
Molecular Formula:
C10H8O4S2
MDL:
MFCD00067989
SMILES:
OC(=O)c1sc2c(c1C)c(c(s2)C(=O)O)C
Synonym:
3,4-dimethylthieno(2,3-b)thiophene-2,5- ; buttpark 37\11-69 ; 3,4-dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid




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CAS equal suppliers

3,4-Dimethylthieno(2,3-b)thiophene-2,5-dicarboxylic acid
Santa Cruz Biotechnology, Inc.
283873
3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid
Leap Chem Co., Ltd
LC504015120
3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid
Hangzhou J&H Chemical Co., Ltd.
HJC868034720
3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid
Finipharma Ltd
F39207840
3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid
Haihang Industry Co., Ltd.
HI728021840
3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid
Santa Cruz Biotechnology, Inc.
SCB840033600

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Properties for Thieno[2,3-b]thiophene-2,5-dicarboxylic acid, 3,4-dimethyl-

Molecular Weight:
256.3 g·mol−1
Density:
1.600
Melting point:
>360 °C
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Hazard Statements

GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
    • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R36/37/38 - Irritating to eyes, respiratory system and skin
Safety Codes:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection
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Alternative Distributors of [Thieno[2,3-b]thiophene-2,5-dicarboxylic acid, 3,4-dimethyl-]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Jinan Great Chemical Co., Ltd. | Chengdu Qiaofeng Technological Development Co., Ltd. | East Chemical Industry Co., Ltd.

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MSDS:
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