HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 205708Generated: November 4, 2026
3,4-dihydro-2H-1-benzopyran-3-amine hydrochloride
3-Chromanamine, hydrochloride · chroman-3-amine hydrochloride · Chroman-3-ylamine hydrochloride · 3,4-dihydro-2H-chromen-3-amine hydrochloride · 3,4-dihydro-2H-chromen-3-amine hydrochloride Chroman-3-ylamine hydrochloride
https://huagongshe.com/en/chemical/205708
Identifiers & Physical Properties
| CAS No. | 18518-71-3 |
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| Molecular formula | C9H12ClNO |
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| Average molar mass | 185.65 g/mol |
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| Monoisotopic mass | 185.06074168 g/mol |
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| SMILES | Cl.NC1COc2ccccc2C1 |
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| InChIKey | NSLATPDKWVAAIL-UHFFFAOYSA-N |
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| PubChem CID | 205708 |
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| EC No. | 821-347-1 |
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| DTXSID | DTXSID10939933 |
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Chemical & Physical Properties
| Topological polar surface area | 35.3 |
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| Hydrogen bond donors | 2 |
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| Hydrogen bond acceptors | 2 |
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| Rotatable bonds | 0 |
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| Heavy atoms | 12 |
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| Formal charge | 0 |
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| Complexity | 138 |
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| Melting point | 206.5-207.5 °C |
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| Storage conditions | Inert atmosphere,Room Temperature |
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| Physical state | solid |
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| Color | Pale yellow |
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| EWG's Food Scores | 1 |
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| UNSPSC Code | 12352116 |
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| GHS pictogram | GHS07 |
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| Signal word | Warning |
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| GHS hazard statements | H319-H335-H302+H312+H332-H315 |
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| GHS precautionary statements | P280-P301+P312-P362+P364 |
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| Hazard symbols | Xn |
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| Risk statements (R) | 22 |
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| Customs code | 2932990090 |
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Safety & Regulations
| GHS classification | WarningH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory. |
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| Hazard Classes and Categories | Acute Tox. 4 (100%) |
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| Customs code | 2932990090 |
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| Risk statements (R) | 22 |
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| Signal word | Warning |
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| GHS pictogram | GHS07 |
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| Hazard symbols | Xn |
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| GHS hazard statements | H319-H335-H302+H312+H332-H315 |
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| GHS precautionary statements | P280-P301+P312-P362+P364 |
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