(R)-(+)-1,1′-Bi(2-naphthol) , 99% , 18531-94-7

Synonym(s):
(+)-2,2′-Dihydroxy-1,1′-dinaphthyl;(R)-(+)-1,1′-Binaphthalene-2,2′-diol;(R)-BINOL

CAS NO.：18531-94-7

Empirical Formula: C20H14O2

Molecular Weight: 286.32

MDL number: MFCD00004068

EINECS: 606-048-4

PRODUCT Properties

• Melting point: 215-218 °C
• alpha: 35.5 º (c=1, THF)
• Boiling point: 388.69°C (rough estimate)
• Density: 1.301
• refractive index: 36.0 ° (C=1, THF)
• storage temp.: Store below +30°C.
• solubility: dioxane: 50 mg/mL, clear
• pka: 8.29±0.50(Predicted)
• form: Powder
• color: white to off-white
• optical activity: [α]21/D +34°, c = 1 in THF
• Water Solubility: Insoluble in water. Solubility in THF within almost transparency). Soluble in dioxane 50 mg/mL.
• Merck: 14,1226
• BRN: 3616837
• InChI: 1S/C20H14O2/c21-17-11-9-13-5-1-3-7-15(13)19(17)20-16-8-4-2-6-14(16)10-12-18(20)22/h1-12,21-22H
• InChIKey: PPTXVXKCQZKFBN-UHFFFAOYSA-N
• SMILES: Oc1ccc2ccccc2c1-c3c(O)ccc4ccccc34
• CAS DataBase Reference: 18531-94-7(CAS DataBase Reference)

Description and Uses

Chiral binapthol imminium salt precursor. Salts were used for an asymmetric epoxidation of olefins.

Safety

• Symbol(GHS): GHS06
• Signal word: Danger
• Hazard statements: H301-H315-H319
• Precautionary statements: P301+P310+P330-P302+P352-P305+P351+P338
• PPE: Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
• Hazard Codes: T,Xi
• Risk Statements: 25-36-36/37/38
• Safety Statements: 26-45-24/25-36
• RIDADR: UN 2811 6.1/PG 3
• WGK Germany: 3
• RTECS: DU3106100
• F: 10
• TSCA: No
• HazardClass: 6.1
• PackingGroup: III
• HS Code: 29071590
• Storage Class: 11 - Combustible Solids
• Hazard Classifications: Eye Irrit. 2; Skin Irrit. 2
• Toxicity: LD50 orally in Rabbit: 113 mg/kg
• REACH Registrations: Active
• Limited Quantities: 5.0 kg (11 lbs) (solid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)