S-BINAP, 97%

Name: S-BINAP, 97%
Brand: Vaqora Chemicals
SKU: VQ-018661

About S-BINAP, 97%

Listed under CAS 76189-56-5, S-BINAP is a catalyst / ligand available from Vaqora Chemicals, specified at 97% purity. With the molecular formula C44H32P2, it has a molar mass of 622.7 g/mol. Its systematic (IUPAC) name is [1-(2-diphenylphosphanylnaphthalen-1-yl)naphthalen-2-yl]-diphenylphosphane. Alternative names: rac-BINAP and Binap, (A+-)-.

The material typically appears as a white to off-white solid. Literature values give a melting point of 238-240 °C. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for cross-coupling reactions, homogeneous catalysis and asymmetric synthesis. Our customers for this product work in academic and industrial research, pharmaceutical manufacturing and oil, gas and petrochemicals.

We offer S-BINAP in 250 mg, 1 g, 5 g and 25 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Cross-coupling reactions
Homogeneous catalysis
Asymmetric synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	S-BINAP, 97%
Catalogue No.	VQ-018661
CAS Number	76189-56-5
IUPAC name	[1-(2-diphenylphosphanylnaphthalen-1-yl)naphthalen-2-yl]-diphenylphosphane
Molecular formula	C₄₄H₃₂P₂
Molecular weight	622.7 g/mol
Exact mass	622.1979
Purity / assay	97%
HSN code	29319090
InChIKey	MUALRAIOVNYAIW-UHFFFAOYSA-N
SMILES	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
PubChem CID	634876

Physical properties
Physical form	Solid
Appearance	White to off-white solid
Melting point	238-240 °C
LogP (XLogP3)	11.4
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
Synonyms	(S)-(−)-(1,1′-Binaphthalene-2,2′-diyl)bis(diphenylphosphine), (S)-(−)-2,2′-Bis(diphenylphosphino)-1,1′-binaphthalene, (S)-(−)-2,2′-Bis(diphenylphosphino)-1,1′-binaphthyl, rac-BINAP, (1,1'-Binaphthalene)-2,2'-diylbis(diphenylphosphine), Phosphine, 1,1'-(1,1'-binaphthalene)-2,2'-diylbis(1,1-diphenyl-, Binap, (A+-)-, (R)-(+)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl, 2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene, (S)-(-)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl, (+/-)-BINAP, (+)-Binap

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of S-BINAP, 97%?

The CAS Registry Number of S-BINAP, 97% is 76189-56-5. It is also known as (S)-(−)-(1,1′-Binaphthalene-2,2′-diyl)bis(diphenylphosphine), (S)-(−)-2,2′-Bis(diphenylphosphino)-1,1′-binaphthalene, (S)-(−)-2,2′-Bis(diphenylphosphino)-1,1′-binaphthyl.

What is the molecular formula and molecular weight of S-BINAP, 97%?

S-BINAP, 97% has the molecular formula C44H32P2 and a molecular weight of 622.7 g/mol. Its IUPAC name is [1-(2-diphenylphosphanylnaphthalen-1-yl)naphthalen-2-yl]-diphenylphosphane.

Which grade and pack sizes of S-BINAP, 97% can I order?

We supply S-BINAP, 97% in (97%) grade, in 250 mg, 1 g, 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with S-BINAP, 97%?

Yes. Every lot of S-BINAP, 97% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can S-BINAP, 97% be shipped internationally?

Yes. S-BINAP, 97% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.