Thieno[3,2-b]thiophene | CAS 251-41-2

Element: thiophene thieno

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C-S » Chemicals » thieno-thiophene-PX101

Identification

Thieno[3,2-b]thiophene

CAS:

251-41-2

EINECS:

Molecular Formula:

C₆H₄S₂

MDL:

MFCD00179479

SMILES:

C1=CSC2=C1SC=C2

Synonym:

thieno[3,2-b]thiophen ; 1,4-thiophthene ; 1,4-dithiapentalene 1,4-thiophthene ; 4-dithiapentalene 1,4-thiophthene ; 1,4-dithiapentalene ; thieno[3,2-b]thiophene 1,4-dithiapentalene ; buttpark 145\50-51 ; thieno[3,2-b]thiophene

Suppliers

Ambeed, Inc.

A104028

XD BIOCHEMS Ltd

XB9902970

Shandong SanYoung Industry Co., Ltd

SSI23109240

Nantong Xindao Biotech Ltd

NXB17166864

BLD Pharmatech Ltd

BP11883564

Indofine Chemical Co, Inc.

08-7967

BoomKing Industrial Co.,Limited

BIC20468184

Evonik ( formerly Wilshire Technologies, Inc. )

E316812672

Shanghai UCHEM Inc.

UCHEM-1353

Quzhou Rundong Chemical Co., Ltd.

QRC21788712

Hangzhou Ocean Chemical Co., Ltd.

HOC21788712

Finetech Industry Limited

FIL16506600

Xiamen Hisunny Chemical Co., Ltd.

XHC21788712

CM Fine Chemicals

CFC11224488

AK Scientific, Inc.

AS12543762

DSL Chemicals (Shanghai) Co., Ltd.

C026619

Simagchem Corporation

SC13864158

Xingrui Industry Co., Limited

XIL19147656

Leap Chem Co., Ltd

LC11883564

Santa Cruz Biotechnology, Inc.

264419

Dayang Chem (Hangzhou) Co.,Ltd.

DC20468184

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CAS equal suppliers

1,4-Thiophthene

Hangzhou Keying Chem Co., Ltd.

HKC4501800

Thieno[3,2-b]thiophene, 97%

Alfa (A Johnson Matthey Company)

A25927776

Prices & Availability

Data is processed

Properties for Thieno[3,2-b]thiophene

Molecular Weight:

140.23 g·mol−1

Melting point:

56 °C

Boiling point:

71 °C / 1mmHg

Physical Description:

white to yellow solid

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:

R22 - Harmful if swallowed
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 - Wear suitable protective clothing and gloves

Hazard Symbols:

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

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