210169-54-3

210169-54-3 - Names and Identifiers

Name	(S)-(-)-5,5'-Bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole
Synonyms	(S)-SEGPHOS(R) (S)-(-)-SEGPHOS (S)-5,5'-Bis(diphenylphosphino)-4,4'-bibenzodioxole (S)-(-)-5,5'-Bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole (S)-(-)-4,4'-Bis(diphenylphosphino)-3,3'-bi(1,2-methylenedioxybenzene) Phosphine,1,1'-[(4S)-[4,4'-bi-1,3-benzodioxole]-5,5'-diyl]bis[1,1-diphenyl- (S)-(-)-5,5'-Bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole,(S)-(-)-SEGPHOS
CAS	210169-54-3
InChIKey	RZZDRSHFIVOQAF-UHFFFAOYSA-N

210169-54-3 - Physico-chemical Properties

Molecular Formula	C38H28O4P2
Molar Mass	610.57
Melting Point	231-235°C
Boling Point	715.4±60.0 °C(Predicted)
Appearance	Powder
Color	off-white
Storage Condition	Inert atmosphere,Room Temperature

210169-54-3 - Risk and Safety

WGK Germany

210169-54-3 - Introduction

(S)-(-)-5,5 '-Bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole is a chiral organic compound also known as (S)-(-)-BINAP. Its chemical formula is C44H32O2P2 and its relative molecular mass is 646.7g/mol.

(S)-(-)-5,5 '-Bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole is a white solid. It can be dissolved in organic solvents under certain conditions, such as dichloromethane, chloroform, dimethylformamide, etc.

(S)-(-)-5,5 '-Bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole is an important chiral ligand, which is widely used in metal catalytic reactions in organic synthesis. It can form stable complexes with transition metals and can be used in the synthesis of chiral compounds such as asymmetric catalytic reactions, asymmetric hydrogenation reactions, and asymmetric rearrangement reactions. The chiral structure of the compound makes it have high stereoselectivity and reactivity.
The preparation method of
(S)-(-)-5,5 '-Bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole is relatively simple, and is generally obtained by reacting diphenyliminoborate with halogenated benzodioxane.

Regarding safety, attention should be paid to its toxicity when using this compound. It may be irritating to the skin, eyes and respiratory system. Wear suitable protective equipment during operation and operate in a well-ventilated area. Care should be taken to avoid contact and inhalation during handling and storage.

Last Update：2024-04-10 22:29:15