ChemicalBook > CAS DataBase List > THIENO[2,3-B]THIOPHENE

THIENO[2,3-B]THIOPHENE

Product Name
THIENO[2,3-B]THIOPHENE
CAS No.
250-84-0
Chemical Name
THIENO[2,3-B]THIOPHENE
Synonyms
1,6-Thiophthene;1,6-Dithiapentalene;hieno[2,3-b]thiophene;THIENO[2,3-B]THIOPHENE;Thiophene[2,3-B]thiophene;Thieno[2,3-b]thiophene
CBNumber
CB0691149
Molecular Formula
C6H4S2
Formula Weight
140.23
MOL File
250-84-0.mol
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THIENO[2,3-B]THIOPHENE Property

Melting point:
7°C(lit.)
Boiling point:
226°C(lit.)
Density 
1.326 g/cm 3 at 25 °C
refractive index 
n20/D1.668
Flash point:
93℃
storage temp. 
Keep in dark place,Inert atmosphere,Room temperature
form 
liquid
color 
Colorless to Light orange to Yellow
InChI
InChI=1S/C6H4S2/c1-3-7-6-5(1)2-4-8-6/h1-4H
InChIKey
YHBTXTFFTYXOFV-UHFFFAOYSA-N
SMILES
C12SC=CC=1C=CS2
LogP
3.043 (est)
CAS DataBase Reference
250-84-0
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Safety

Hazard Codes 
Xn
Risk Statements 
22-36/37/38
Safety Statements 
26
RIDADR 
UN 3334
WGK Germany 
3
HS Code 
2934.99.4400
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

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

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
702641
Product name
Thieno[2,3-b]thiophene
Purity
95%
Packaging
5g
Price
$493
Updated
2025/07/31
Sigma-Aldrich
Product number
702641
Product name
Thieno[2,3-b]thiophene
Purity
95%
Packaging
1g
Price
$127
Updated
2023/06/20
TCI Chemical
Product number
T2729
Product name
Thieno[2,3-b]thiophene
Purity
>97.0%(GC)
Packaging
1g
Price
$108
Updated
2025/07/31
TCI Chemical
Product number
T2729
Product name
Thieno[2,3-b]thiophene
Purity
>97.0%(GC)
Packaging
5g
Price
$393
Updated
2025/07/31
TRC
Product number
B585720
Product name
Thieno[2,3-b]thiophene
Packaging
100mg
Price
$60
Updated
2021/12/16
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THIENO[2,3-B]THIOPHENE Chemical Properties,Usage,Production

Definition

ChEBI: Liquid thiophthene is a thienothiophene.

Synthesis Reference(s)

Synthetic Communications, 21, p. 145, 1991 DOI: 10.1080/00397919108020803

THIENO[2,3-B]THIOPHENE Preparation Products And Raw materials

Raw materials

Preparation Products

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THIENO[2,3-B]THIOPHENE Suppliers

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View Lastest Price from THIENO[2,3-B]THIOPHENE manufacturers

Henan Aochuang Chemical Co.,Ltd.
Product
THIENO[2,3-B]THIOPHENE 250-84-0
Price
US $0.00-0.00/kg
Min. Order
1kg
Purity
98%
Supply Ability
1Ton
Release date
2022-09-22

250-84-0, THIENO[2,3-B]THIOPHENERelated Search:

THIENO(3 2-B)PYRIDIN-7-OL Thieno[3,2-b]thiophene 3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID 3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE 3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2-CARBALDEHYDE THIENO[2,3-B]THIOPHENE-2-CARBOXYLIC ACID DIETHYL 3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLATE 3,4-DIAMINO-THIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID DIETHYL ESTER 5-BROMO-3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2-CARBOXALDEHYDE (3,4-DIMETHYLTHIENO[2,3-B]THIOPHEN-2-YL)METHANOL METHYL 3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2-CARBOXYLATE ETHYL 5-CYANO-3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2-CARBOXYLATE 5-ACETYL-3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2-CARBONITRILE 1-(3,4-DIMETHYLTHIENO[2,3-B]THIOPHEN-2-YL)ETHAN-1-ONE THIENO[2,3-B][1]BENZOTHIOPHENE-2-CARBALDEHYDE 3-(2-CHLOROPHENYL)-1-(3,4-DIMETHYLTHIENO[2,3-B]THIOPHEN-2-YL)PROP-2-EN-1-ONE 1-(3,4-DIMETHYLTHIENO[2,3-B]THIOPHEN-2-YL)-3-PHENYLPROP-2-EN-1-ONE 3-(4-CHLOROPHENYL)-1-(3,4-DIMETHYLTHIENO[2,3-B]THIOPHEN-2-YL)PROP-2-EN-1-ONE

  • THIENO[2,3-B]THIOPHENE
  • 1,6-Dithiapentalene
  • 1,6-Thiophthene
  • hieno[2,3-b]thiophene
  • Thieno[2,3-<i>b</i>]thiophene
  • Thiophene[2,3-B]thiophene
  • 250-84-0