2645-22-9
2645-22-9 structure
- Name: 4,4'-Dithiodipyridine
- Chemical Name: 4,4'-dipyridyl disulfide
- CAS Number: 2645-22-9
- Molecular Formula: C10H8N2S2
- Molecular Weight: 220.31400
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Pyridine derivative
- Create Date: 2018-02-28 08:00:00
- Modify Date: 2026-07-03 10:28:51
| Name | 4,4'-dipyridyl disulfide |
|---|---|
| Synonyms |
4,6-bis(4-chlorophenyl)-2-[2-(4-morpholinyl)ethyl]-3-pyridazinone
4,4′-Dipyridyl disulfide 4,4'-Dipyridyl disulphide Bis(4-pyridinyl) persulfide Aldrithiol-4,4,4′-Dipyridyl disulfide, 4,4′-Dithiodipyridine 4-aldrithiol Di(4-pyridinyl) disulfide Aldrithiol&trade 4,4'-Dipyridine disulfide 4,4'-DIPYRIDYL DISULFIDE 4,4'-DipyridylDisulfide> 4,4'-DIPYRIDYL DISULFIDE ISO 9001：2015 REACH 1,2-Di(pyridin-4-yl)disulfane Pyridine, 4,4'-dithiodi 4,4''-DIPYRIDYL DISULFIDE 4-(4-Pyridinyldisulfanyl)pyridine 4-Pyridyl disulfide Aldrithiol 4 ALDRITHIOL(TM)-4 Aldrithiol-4 Di(4-pyridyl) disulfide TAK438 Impurity MFCD00006423 DK7466 Bis(4-pyridinyl) perdisulfide 4,4'-Dithiodipyridine SynonyMs 4,4'-Dipyridyl disulfide Pyridine,4,4'-dithiobis Bis(4-pyridyl) disulfide 4,4'-Dithiobis(pyridine) 4,4'-bispyridinyl disufide 4,4'-Dipyridyldisulfide 4,4'-Dipyridinyl disulphide 4,4'-Dithiobispyridine 4,4'-Dithiodipyridine (4-PDS) 4,4Dipyridyldisulfide-(4,4dithiodipyridine) 4,4‘-Dithiodipyridine Vonoprazan Impurity Aldrithiol(TM)-4 4,4'-Dithiopyridine Aldrithol-4 4-Pds 4-(pyridin-4-yldisulfanyl)pyridine 4,4'-Dipyridyl disuldide EINECS 220-158-6 4,4'-Dipyridyl disulfide Aldrithiol™-4 |
| Density | 1.34 g/cm3 |
|---|---|
| Boiling Point | 356.1ºC at 760 mmHg |
| Melting Point | 76-78 °C(lit.) |
| Molecular Formula | C10H8N2S2 |
| Molecular Weight | 220.31400 |
| Flash Point | 169.2ºC |
| Exact Mass | 220.01300 |
| PSA | 76.38000 |
| LogP | 3.27600 |
| Vapour Pressure | 6.14E-05mmHg at 25°C |
| Index of Refraction | 1.693 |
| Storage condition | 0-6°C |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi:Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2933399090 |
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| Literature: Journal of Chemical Research - Part S, , # 11 p. 547 - 549 |
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| Literature: Canadian Journal of Chemistry, , vol. 68, # 9 p. 1482 - 1489 |
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| Literature: Polish Journal of Chemistry, , vol. 66, # 5 p. 787 - 790 |
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| Literature: Journal of the Chemical Society, , p. 1853 Anales de la Real Sociedad Espanola de Fisica y Quimica, , vol. 54, p. 383,386 |
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| Literature: Chemische Berichte, , vol. 54, p. 1359 |
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| Literature: Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), , # 1 p. 31 - 36 |
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| Literature: Journal of the Chemical Society, Perkin Transactions 2, , # 4 p. 441 - 447 |
| Precursor 4 | |
|---|---|
| DownStream 7 | |
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |