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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 9903869Generated: October 23, 2026

4-ethyl-2-p-tolyl-5,6-dihydro-4H-1,3-selenazin-4-ol

https://huagongshe.com/en/chemical/9903869

4-ethyl-2-p-tolyl-5,6-dihydro-4H-1,3-selenazin-4-ol molecular structure

Identifiers & Physical Properties

CAS No.219307-74-1
Molecular formulaC13H17NOSe
Average molar mass282.25 g/mol
Monoisotopic mass283.04753546 g/mol
SMILESCCC1(O)CC[Se]C(c2ccc(C)cc2)=N1
InChIKeySPHPVCBZNTZISK-UHFFFAOYSA-N
PubChem CID9903869
EC No.118-531-2
DTXSIDDTXSID70432637

Chemical & Physical Properties

Topological polar surface area32.6
Hydrogen bond donors1
Hydrogen bond acceptors2
Rotatable bonds2
Heavy atoms16
Formal charge0
Complexity271

Safety & Regulations

GHS classificationDangerH301+H331 (100%): Toxic if swallowed or if inhaled [Danger Acute toxicity, oralacute toxicity, inhalation]P260, P261, P264, P270, P271, P273, P280, P301+P316, P302+P352, P304+P340, P316, P319, P321, P330, P332+P317, P362+P364, P391, 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.
Hazard Classes and CategoriesAcute Tox. 3 (100%)