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| | THIENO[2,3-B]THIOPHENE Basic information |
| | THIENO[2,3-B]THIOPHENE Chemical Properties |
| Melting point | 7°C(lit.) | | Boiling point | 226°C(lit.) | | density | 1.326 g/cm 3 at 25 °C | | refractive index | n20/D1.668 | | Fp | 93℃ | | storage temp. | Keep in dark place,Inert atmosphere,Room temperature | | form | liquid | | color | Colorless to Light orange to Yellow | | LogP | 3.043 (est) | | CAS DataBase Reference | 250-84-0 |
| Hazard Codes | Xn | | Risk Statements | 22-36/37/38 | | Safety Statements | 26 | | RIDADR | UN 3334 | | WGK Germany | 3 | | HS Code | 2934.99.4400 |
| | THIENO[2,3-B]THIOPHENE Usage And Synthesis |
| 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 | 2-(2,2-dimethoxyethylsulfanyl)thiophene-->Thieno[2,3-b]thiophene-2,5-dicarboxylic acid, 2,5-diethyl ester-->methyl 2-(3-formylthiophen-2-ylthio)acetate-->Methyl thieno[2,3-b]thiophene-2-carboxylate-->3,4-DIAMINO-THIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID DIETHYL ESTER-->THIENO[2,3-B]THIOPHENE-2-CARBOXYLIC ACID-->3-Thiophenecarboxaldehyde ethylene acetal-->2-(2-THIENYLTHIO)THIOPHENE-->Aconitic Acid-->2-Chlorothiophene-->3-Thiophenecarboxaldehyde-->Acetylene-->Citric acid | | Preparation Products | Thiophene(SIV) (9CI)-->Thiophenethiol |
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