51751-44-1
51751-44-1 structure
- Name: 3,3'-Dibromo-2,2'-bithiophene
- Chemical Name: 3,3'-Dibromo-2,2'-bithiophene
- CAS Number: 51751-44-1
- Molecular Formula: C8H4Br2S2
- Molecular Weight: 324.055
- Catalog: Organic raw materials Heterocyclic compound
- Create Date: 2018-12-23 00:54:44
- Modify Date: 2026-07-01 10:08:02
| Name | 3,3'-Dibromo-2,2'-bithiophene |
|---|---|
| Synonyms |
Dichlorobenzidine-13C12
Diethylthiatricbocyanine iodide (Propane-1,3-diyl)bis(2-oxo-2,3-dihydro-1H-benzo[d]imidazole-1-cboxylate) Di-tertbutyl Ester bithiophenyl 3,3'-Dibromo-2,2'-dithiophene Diindolyl Disulphide (Propane-1,3-diyl)bis(1-(prop-1-en-2-yl)-1H-benzo[d]imidazol-2(3H)-one) Hta-O-pivaloyl-&alpha Methylenebis[5-bromo-saligenin Dipropylthiadicbocyanine iodide 5-Triiodo-N-hydroxy-L-thyronine ((Methylenebis(4,1-phenylene))bis(oxy))bis(1-(trityloxy)propan-2-ol) [(4-Hydroxyphenyl)methylene]bis[4-hydroxybenzaldehyde Pyridyl)-DL-alanine (HPLC) Dipentyloxacbocyanine iodide 2TH-2Bra Bisdemethylpinoresinol Na &ge 5-Triiodothyronamine Hydrochloride diphenyl-9-ethyloxacbocyanine Betaine Sodium Salt 4-Pentachlorobiphenyl (Propane-1,3-diyl)bis(7,8-dimethoxy-1H-benzo[d]azin-2(3H)-one) Bi-p-anisidine Diethyloxadicbocyanine Iodide (Propane-1,3-diyl)bis(1-(prop-1-en-2-yl)-1H-benzo[d]imidazol-2(3H)-one)-d6 Dicyanobiphenyl Pyridyl)-D-alanine (Propane-1,3-diyl)bis(7,8-dimethoxy-4,5-dihydro-1H-benzo[d]azin-2(3H)-one) 3,3'-DibroMo-2,2'-bithiop 5-Trichlorobisphenol A Dibromodiphenyl-d8 Diindolyl disulfide 5-Triiodo-&beta Dithiobis-L-valine Methylenedisalicylic Acid-13C12 diyl Bis(trifluoromethanesulfonate) 3-bromo-2-(3-bromothiophen-2-yl)thiophene Dibutylthiacbocyanine Iodide Sulfonylbis(N-(4-cyano-3-(trifluoromethyl)phenyl)-2-hydroxy-2-methylpropanamide)|(Mixture of Diastereomers) Disulfanediylbis(4-amino-N-methylbenzenesulfonamide) Dithiobis[6-nitrobenzoic acid] bis(succinimide) ester Methylene-bis(4-hydroxycoumin) (Propane-1,3-diyl)bis(7,8-dimethoxy-4,5-dihydro-1H-benzo[d]azin-2(3H)-one)-d6 hydroxy-D/L-thyronine Diaminobenzidine tetrahydrochloride hydrate &ge Dichlorobenzidine-d6 (Butane-1,4-diyl)bis(1-vinyl-3-imidazolium) bis(trifluoromethanesulfonyl)imide ((2-Hydroxypropane-1,3-diyl)bis(oxy))bis(4-chlorobenzoic acid) Diethyl Ester 5-Triiodo-L-thyronine· Diethyloxacbocyanine Iodide (Naphthalene-1,3-diyl)bis(N-methyl-3-(thiophen-2-yl)propan-1-amine) Dihydrochloride 5-Triiodo thyroacetic acid Trifluoromethylphenyl)propanol Diaminobenzidine [(4-Methoxyphenyl)methylene]bis[4-methoxybenzaldehyde Thiodipropanoic Acid |
| Density | 2.0±0.1 g/cm3 |
|---|---|
| Boiling Point | 318.6±37.0 °C at 760 mmHg |
| Melting Point | 103ºC |
| Molecular Formula | C8H4Br2S2 |
| Molecular Weight | 324.055 |
| Flash Point | 146.5±26.5 °C |
| Exact Mass | 321.812103 |
| PSA | 56.48000 |
| LogP | 4.63 |
| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
| Index of Refraction | 1.683 |
| Storage condition | 0-10°C |
| Symbol |
GHS05, GHS06 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H301-H318 |
| Precautionary Statements | P280-P301 + P310-P305 + P351 + P338 |
| Hazard Codes | T |
| Risk Phrases | 25-41 |
| Safety Phrases | 26-39 |
| RIDADR | 2811 |
| Packaging Group | Ⅲ |
| HS Code | 2934999090 |
|
~88%
51751-44-1 |
| Literature: Evenson, Sean J.; Rasmussen, Seth C. Organic Letters, 2010 , vol. 12, # 18 p. 4054 - 4057 |
|
~96%
51751-44-1 |
| Literature: Letizia, Joseph A.; Cronin, Scott; Ortiz, Rocio Ponce; Facchetti, Antonio; Ratner, Mark A.; Marks, Tobin J. Chemistry - A European Journal, 2010 , vol. 16, # 6 p. 1911 - 1928 |
|
~79%
51751-44-1 |
| Literature: Allared, Fredrik; Hellberg, Jonas; Remonen, Tommi Tetrahedron Letters, 2002 , vol. 43, # 8 p. 1553 - 1554 |
|
~%
51751-44-1 |
| Literature: Leriche, Philippe; Raimundo, Jean-Manuel; Turbiez, Mathieu; Monroche, Vincent; Allain, Magali; Sauvage, Francois-Xavier; Roncali, Jean; Frere, Pierre; Skabara, Peter J. Journal of Materials Chemistry, 2003 , vol. 13, # 6 p. 1324 - 1332 |
|
~78%
51751-44-1 |
| Literature: Dahlmann, Uwe; Neidlein, Richard Helvetica Chimica Acta, 1996 , vol. 79, # 3 p. 755 - 766 |
|
~50%
51751-44-1 |
| Literature: Harada, Genta; Yoshida, Masato; Iyoda, Masahiko Chemistry Letters, 2000 , # 2 p. 160 - 161 |
| Precursor 5 | |
|---|---|
| DownStream 10 | |
![4-Octyl-4H-bisthieno[3,2-b:2',3'-d]pyrrole structure](https://image.chemsrc.com/caspic/379/141029-75-6.png)
![2,6-Dibromo-4,4-dihexyl-4H-silolo[3,2-b:4,5-b']dithiophene structure](https://image.chemsrc.com/caspic/206/188690-66-6.png)
![4,4-Dioctyl-4H-silolo[3,2-b:4,5-b’]dithiophene structure](https://image.chemsrc.com/caspic/158/1160106-12-6.png)
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |