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Selenourea, N,N-dimethyl-

CAS No. 5117-16-8 | PubChem CID 6330374
Section 1. Identification
Chemical NameSelenourea, N,N-dimethyl- CAS No.5117-16-8
Synonymsasym-dimethylselenium urea; N,N-dimethylseleniumurea Chinese NameN,N-二甲基硒脲
Molecular FormulaC3H8N2Se Molecular Weight151.07
UN No.3283 Data SourcePubChem (NIH/NLM)
GHS Hazard Classification
Signal Word DANGER
Pictograms GHS06 · Acute Toxic GHS08 · Health Hazard GHS09 · Environmental Hazard
Hazard Statements H301H331H373H400H410
Precautionary Statements P260P261P264P270P271P273P301+P316P304+P340P316P319P321P330P391P403+P233P405P501
Contents
Section 2Hazards Identification

Section 2. Hazards Identification

H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]

H331 (100%): Toxic if inhaled [Danger Acute toxicity, inhalation]

H373 (100%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]

H400 (100%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]

H410 (100%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]

P260, P261, P264, P270, P271, P273, P301+P316, P304+P340, P316, P319, P321, P330, P391, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 40 reports by companies from 3 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.

Source: PubChem CID 6330374 (NIH/NLM, public domain). Retrieved from PubChem, a public-domain chemistry database maintained by the U.S. National Library of Medicine. Last updated: 2026-08-02 09:38:00.
Disclaimer: This information is compiled for reference only and does not replace the manufacturer's official Safety Data Sheet. Always consult the supplier's SDS before handling any chemical.