Thieno[3,2-b]thiophene-2-carboxylic acid | CAS 1723-27-9

Element: carboxylic thiophene thieno acid

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C-S » Chemicals » thieno-thiophene-carboxylic-acid-PX7206

Identification

Thieno[3,2-b]thiophene-2-carboxylic acid

CAS:

1723-27-9

EINECS:

Molecular Formula:

C₇H₄O₂S₂

MDL:

MFCD00115174

SMILES:

C1=CSC2=C1SC(=C2)C(=O)O

Synonym:

thieno[3,2-b]thiophene-2-carboxylic acid ; buttpark 145\50-55 ; thieno[3,2-b]thiophene-5-carboxylic acid ; thieno[3,2-b]thiophene-2-carboxylicacid ; thieno[3,2-b]thiophene-2-carboxylic acid

Suppliers

Ambeed, Inc.

A264990

H&Z Industry Co.,Ltd

HIC400016000

BLD Pharmatech Ltd

BP360010800

Amadis Chemical Company Limited

ACCL620031000

Leap Chem Co., Ltd

LC360010800

Santa Cruz Biotechnology, Inc.

286820

Dayang Chem (Hangzhou) Co.,Ltd.

DC620024800

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Prices & Availability

Data is processed

Properties for Thieno[3,2-b]thiophene-2-carboxylic acid

Molecular Weight:

184.24 g·mol−1

Density:

1.601 g/cm3

Melting point:

225-227 °C

Boiling point:

386.7 °C at 760 mmHg

Flash point:

187.6 °C

Hazard Statements

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
R41 - Risk of serious damage to eyes

Safety Codes:

S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S37/39 - Wear suitable gloves and eye/face protection
S39 - Wear eye/face protection

Hazard Classes:

irritant

Hazard Symbols:

Alternative Distributors of [Thieno[3,2-b]thiophene-2-carboxylic acid]

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