SHEET /m/benzophenone · PubChem CID 3102 · CAS 119-61-9 · REV 2026.07
Benzophenone
from sourceC13H10O · 182.22 g/mol
alpha -oxodiphenylmethane · benzoylbenzene · diphenyl ketone · diphenylmethanone
What is Benzophenone?
A ultraviolet absorber used in sunscreens and to stop plastic packaging from letting light spoil the food inside. from source
Fig. 1 · 2D structure RDKit
C1=CC=C(C=C1)C(=O)C2=CC=CC=C2The dose makes the poison inferred
A reported rat oral LD50 for Benzophenone is 1,900 mg/kg, the dose lethal to half the animals tested. Scaled by body mass alone:
“The dose makes the poison” is a cross-species estimate shown as neutral science, not a threshold anyone should act on. Real toxicity depends on the person, not body mass alone.
Toxicity & hazards
Toxicity · LD50
1,900 mg/kg · low toxicity · LD50 rat oral from source
The dose lens above scales this to a body weight.
1 more reported value
- 10,000 mg/kgLD50 · oral · rat
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