HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 159674Generated: October 23, 2026
Cerous sulfate
Einecs 246-392-9 · Cerium/sulfuric acid,(1:x) · sulphuric acid, cerium salt · Sulfuric acid, cerium salt (1:)
https://huagongshe.com/en/chemical/159674
Identifiers & Physical Properties
| CAS No. | 13454-94-9 |
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| Molecular formula | Ce2O12S3 |
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| Average molar mass | 568.4 g/mol |
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| Monoisotopic mass | 567.66609 g/mol |
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| SMILES | O=S(=O)([O-])[O-].O=S(=O)([O-])[O-].O=S(=O)([O-])[O-].[Ce+3].[Ce+3] |
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| InChIKey | OZECDDHOAMNMQI-UHFFFAOYSA-H |
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| PubChem CID | 159674 |
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| EC No. | 236-644-6 |
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| DTXSID | DTXSID90890694 |
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Chemical & Physical Properties
| Topological polar surface area | 266 |
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| Hydrogen bond donors | 0 |
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| Hydrogen bond acceptors | 12 |
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| Rotatable bonds | 0 |
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| Heavy atoms | 17 |
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| Formal charge | 0 |
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| Complexity | 62 |
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| Density | 2.87 @25 °C |
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| Physical Description | Octahydrate: White solid[Hawley] White powder[MSDSonline] |
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| EPA Substance Registry System | Sulfuric acid, cerium salt (24670-27-7) |
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| TSCA inventory status | TSCA listed |
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Safety & Regulations
| GHS classification | WarningH315 (97.8%): Causes skin irritation [Warning Skin corrosion/irritation]H319 (97.8%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]H335 (97.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposureRespiratory tract irritation]P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 46 reports by companies from 8 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website. |
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| Regulatory information | Chemical: Sulfuric acid, cerium(3+) salt (3:2) |
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| Hazards summary | An irritant[MSDSonline] See RARE EARTH METALS and the linked occupational diseases. |
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| Hazard Classes and Categories | Skin Irrit. 2 (97.8%)Eye Irrit. 2 (97.8%)STOT SE 3 (97.8%) |
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| Protective Action Criteria (PAC) | 12 [mg/m3]130 [mg/m3]790 [mg/m3] |
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| Adverse effects | Fibrogenic - Inducing tissue injury and fibrosis (scarring). |
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| TSCA inventory status | TSCA listed |
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