Zinc oxide
Zinc oxide is indexed in ChEBI under CHEBI:36560, with the reported formula OZn. Use the source record and structural identifiers below to confirm the material you need. — ChEBI
Safety documents & references
2 indexed referencesFind a product-specific SDS
Safety guides and government classification records are not a manufacturer’s SDS. Match supplier, product number, concentration, physical form, region and revision before using a document.
Identity & molecular properties
Source-linked values| CAS number | 1314-13-2 | ChEBI ↗ |
| Molecular formula | OZn | ChEBI ↗ |
| Molar mass | 81.389 g/mol | ChEBI ↗ |
| Monoisotopic mass | 79.92406 Da | ChEBI ↗ |
| Formal charge | 0 | ChEBI ↗ |
| ChEBI identifier | CHEBI:36560 | ChEBI ↗ |
Names & structural identifiers
Copy any identifierzinc oxidezinc oxideXLOMVQKBTHCTTD-UHFFFAOYSA-N[O]=[Zn]InChI=1S/O.ZnClassification & relationships
ChEBI ontologySafety classification · Japan
NITE / Japanese governmentZinc oxide · 25B0001
| Endpoint | Reported classification |
|---|---|
| Reproductive toxicity | Category 2 |
| Specific target organ toxicity - Single exposure | Category 1 (respiratory system, systemic toxicity) |
| Hazardous to the aquatic environment （Acute） | Category 1 |
| Hazardous to the aquatic environment （Long-term） | Category 1 |
Selected source-reported endpoints. Other endpoints, rationales and conditions remain in the original classification. Missing or unlisted information does not mean non-hazardous. This is not a global classification or transport decision.
Read the original NITE classificationMass ↔ amount of substance
Calculated from sourced massUses 81.389 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.
Elemental composition
Theoretical mass fractionsZnOCalculated theoretical mass fractions from the reported formula and PubChem periodic-table atomic masses. These are not assay or purity results.
Research & patent references
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Sources & record history
Checked 27 Sep 2026Release 255, 9 September 2026. ChEBI three-star (manually annotated) source entry. View original record ↗ · CC BY 4.0
PubCAS formats source data, connects references and computes explicitly labelled conversions. CAS cross-references are supplied by ChEBI; they do not constitute CAS verification or endorsement.