tetrakis(2,4-di-tert-butyl-phenyl)-4,4'-biphenylylene diphosphonite

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phosphonous acid, (1,1'-biphenyl)-4,4'-diylbis-, tetrakis(2,4-bis(1,1-dimethylethyl)phenyl) ester

CAS: 38613-77-3 C68 H92 O4 P2 MW: 1035.42556400
All Ingredients Aromatic Ingredients CAS Numbers EINECS Numbers Food Additives - Indirect

Identification

Nametetrakis(2,4-di-tert-butyl-phenyl)-4,4'-biphenylylene diphosphonite
IUPAC[4-[4-bis(2,4-ditert-butylphenoxy)phosphanylphenyl]phenyl]-bis(2,4-ditert-butylphenoxy)phosphane
CAS Number38613-77-3
EINECS254-037-4
FDA UNIISearch
Molecular FormulaC68 H92 O4 P2
Molecular Weight1035.42556400
Nikkaji NumberJ292.887F

Regulatory

DG SANTE Food Contact Materialstetrakis(2,4-di-tert-butyl-phenyl)-4,4'-biphenylylene diphosphonite
FDA Mainterm (IAUFC)38613-77-3 ; TETRAKIS(2,4-DI-TERT-BUTYLPHENYL) 4,4'-BIPHENYLENEDIPHOSPHONITE

Physical Properties

Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Soluble in water, 1.05e-024 mg/L @ 25 °C (est)

No sensory data available

Safety Information

Oral/Parenteral Toxicityoral-mouse LD50 > 10000 mg/kg
Dermal ToxicityNot determined
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categoryindirect food additives: adhesives and components of coatings
Recommendation for tetrakis(2,4-di-tert-butyl-phenyl)-4,4'-biphenylylene diphosphonite usage levels up tonot for fragrance use.
Recommendation for tetrakis(2,4-di-tert-butyl-phenyl)-4,4'-biphenylylene diphosphonite flavor usage levels up tonot for flavor use.

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Potential Uses

None Found

Natural Occurrence

not found in nature

Synonyms

[4-[4-bis(2,4- ditert-butylphenoxy)phosphanylphenyl]phenyl]-bis(2,4-ditert-butylphenoxy)phosphane irgafos P-EPQFF irganox P-EPQ irgaphos P-EPO phosphonous acid, (1,1'-biphenyl)-4,4'-diylbis-, tetrakis(2,4-bis(1,1-dimethylethyl)phenyl) ester phosphonous acid, P,P'-((1,1'-biphenyl)-4,4'-diyl)bis-, P,P,P',P'-tetrakis(2,4-bis(1,1-dimethylethyl)phenyl) ester sandostab P-EPQ sanduvor P-EPQ THP-EPQ Try the PubMed Search.