HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 17021Generated: October 27, 2026
1,4-Dichloro-2-butanol
1,4-dichlorobutan-2-ol · dichlorobutanol · 1,4-Dichloro-2-butanol · 2-Butanol, 1,4-dichloro- · 1,4-Dichloro-2-butanol>DI CHLORIDE NORMAL BUTANOL · 1,4-DICHLORO-2-BUTANOL 95+%
https://huagongshe.com/en/chemical/17021
Identifiers & Physical Properties
| CAS No. | 2419-74-1 |
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| Molecular formula | C4H8Cl2O |
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| Average molar mass | 143.01 g/mol |
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| Monoisotopic mass | 141.9952203 g/mol |
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| SMILES | OC(CCl)CCCl |
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| InChIKey | CKNNDWZSFAPUJS-UHFFFAOYSA-N |
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| PubChem CID | 17021 |
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| EC No. | 219-339-2 |
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| DTXSID | DTXSID00947007 |
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Chemical & Physical Properties
| XLogP | 1.1 |
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| Topological polar surface area | 20.2 |
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| Hydrogen bond donors | 1 |
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| Hydrogen bond acceptors | 1 |
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| Rotatable bonds | 3 |
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| Heavy atoms | 7 |
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| Formal charge | 0 |
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| Complexity | 40 |
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| Boiling point | 90-95 °C(Press: 18 Torr) |
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| Density | 1,29 g/cm3 |
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| Refractive index | 1.4800 to 1.4830 |
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| pKa (acidity coefficient) | 13.58±0.20(Predicted) |
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| Physical state | clear liquid |
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| Color | Colorless to Light yellow |
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| FDA UNII | 1L7Q1Q553N |
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| GHS pictogram | GHS07 |
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| Signal word | Warning |
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| GHS hazard statements | H302+H312+H332-H315-H319 |
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| GHS precautionary statements | P501-P261-P270-P271-P264-P280-P337+P313-P305+P351+P338-P362+P364-P332+P313-P301+P312+P330-P302+P352+P312-P304+P340+P312 |
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| Customs code | 2905599890 |
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Safety & Regulations
| Customs code | 2905599890 |
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| Signal word | Warning |
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| GHS pictogram | GHS07 |
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| GHS hazard statements | H302+H312+H332-H315-H319 |
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| GHS precautionary statements | P501-P261-P270-P271-P264-P280-P337+P313-P305+P351+P338-P362+P364-P332+P313-P301+P312+P330-P302+P352+P312-P304+P340+P312 |
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