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Compound record

Antimony trioxide

1309-64-4 · synergist · flame retardant

flame retardantsynergistplastics Antimony sesquioxideAntimonious oxideDiantimony trioxide
CAS 1309-64-4
Formula O3Sb2
Molecular weight 291.52 g/mol
InChIKey GHPGOEFPKIHBNM-UHFFFAOYSA-N

Alternatives view

Substitutes, analogues, and neighbouring substances

Lower pressure

8 possible substitute candidates

These neighbors share use context and are not currently tagged in the generated inventory as Candidate List substances.

Regulatory peers

5 nearby watched substances

Use these to understand what else is moving under similar monitoring pressure.

Class neighbors

0 same-class analogs

These share class context and help structure substitution or watchlist work.

Potential substitutes

Lower-pressure neighbors first

CompoundShared contextWhy it mattersRoutes
Dechlorane Plus flame retardant, plastics Potential lower-pressure neighbor in the same flame-retardant use context.
Ethylene bis(tetrabromophthalimide) flame retardant, plastics Potential lower-pressure neighbor in the same flame-retardant use context.
Hexabromocyclododecane flame retardant, plastics Potential lower-pressure neighbor in the same flame-retardant use context.
Melamine phosphate flame retardant, plastics Potential lower-pressure neighbor in the same flame-retardant use context.
Tris(tribromoneopentyl) phosphate flame retardant, plastics Potential lower-pressure neighbor in the same flame-retardant use context.
Zinc borate flame retardant, plastics Potential lower-pressure neighbor in the same flame-retardant use context.
2,2-bis(chloromethyl)propane-1,3-diyl tetrakis(2-chloroethyl) bis(phosphate) flame retardant Potential lower-pressure neighbor in the same flame-retardant use context.
9,10-Dihydro-9-oxa-10-phosphaphenanthrene-10-oxide flame retardant Potential lower-pressure neighbor in the same flame-retardant use context.

Regulatory peers

Nearby substances already under pressure

CompoundShared classShared tagsRoutes
1,2-Bis(2,4,6-tribromophenoxy)ethane nearby class flame retardant, plastics
Decabromodiphenyl ethane nearby class flame retardant, plastics
Decabromodiphenyl ether nearby class flame retardant, plastics
Tris(2-chloroethyl) phosphate nearby class flame retardant, plastics
4,4'-(1-methylpropylidene)bisphenol nearby class plastics

Same-class neighborhood

Class-level analogs

No same-class analogs yet

This page is ready for a richer fingerprint pass and wider similarity ingestion.