Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H413
Sourcing 2,2'-BIS(DIPHENYLPHOSPHINO)-1,1'-BINAPHTHYL?
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Chloro[(R)-(+)-2,2'-bis(diphenylphosphino)-1,1'-binaphthyl](p-cymene)ruthenium(II) chloride
research compound
Sourcing 2,2'-BIS(DIPHENYLPHOSPHINO)-1,1'-BINAPHTHYL?
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BINAP (2,2'-bis(diphenylphosphino)-1,1'-binaphthyl) is an organophosphorus compound and a chiral diphosphine ligand widely used in asymmetric synthesis. It consists of a pair of 2-diphenylphosphinonaphthyl groups linked at the 1 and 1' positions.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for 2,2'-BIS(DIPHENYLPHOSPHINO)-1,1'-BINAPHTHYL (CAS 98327-87-8) is 2931.49.
2931.49
2931 49 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
[1-(2-diphenylphosphanylnaphthalen-1-yl)naphthalen-2-yl]-diphenylphosphane
MUALRAIOVNYAIW-UHFFFAOYSA-N
C1=CC=C(C=C1)P(C2=CC=CC=C2)C3=C(C4=CC=CC=C4C=C3)C5=C(C=CC6=CC=CC=C65)P(C7=CC=CC=C7)C8=CC=CC=C8