Basic information
- Name:
(R)-(+)-1,1'-Bi-2-naphthol
- CAS No.:
18531-94-7
- Molecular Structure:
- Formula:
- C20H14O2
- Molecular Weight:
- 286.33
- Synonyms:
- (R)-BINOLR-(-)-2,2'-Dihydroxy-1,1'-binaphthyl;(R)-(+)-BINOL18531-94-7;(R)-(+)-1,1\'-Bi-2-naphthol;R-(+)-1,1'-Bi-2-Naphthol;R(+)-1,1'- bi-2-naphthol;(R)-(+)-BINOL;(R)-(+)-1,1'-Bi(2-naphthol);(R)-(+)-1,1-Bi-2-naphthol;R-(+)-1,1'-binaphthyl-2,2'-diol;(R)-BINOL;R-Binol;
- EINECS:
- 210-014-0
- Density:
- 1.301 g/cm3
- Melting Point:
- 215-218 °C
- Solubility:
- Dioxane: 50 mg/mL, clear
- Appearance:
- white to light yellow crystal powder
- Hazard Symbols:
T,
Xi- Risk Codes:
- 25-36-36/37/38
- Safety Description:
- 26-45-24/25-36 Details
- Transport Information:
- UN 2811 6.1/PG 3
- particular:
- particular
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Chemistry
Molecular Structure of (R)-(+)-1,1'-Bi-2-naphthol (CAS NO. 18531-94-7):
IUPAC Name: 1-(2-Hydroxynaphthalen-1-yl)naphthalen-2-ol
Molecular Formula: C20H14O2
Molecular Weight: 286.32396 g/mol
Index of Refraction: 1.758
Molar Refractivity: 90.29 cm3
Molar Volume: 219.8 cm3
Surface Tension: 62.6 dyne/cm
Density: 1.302 g/cm3
Flash Point: 218.9 °C
Enthalpy of Vaporization: 75.08 kJ/mol
Boiling Point: 462.1 °C at 760 mmHg
Vapour Pressure: 3.68E-09 mmHg at 25 °C
Melting Point: 215-218 °C
Dioxane Solubility : 50 mg/mL, clear
Refractive Index: 36.0 ° (C=1, THF)
Alpha: 35.5 º (c=1, THF)
Storage Temp.: 2-8 °C
BRN: 3616837
EINECS: 210-014-0
Intermediates of Dyes and Pigments;Alcohols and Derivatives;chiral;CHIRAL COMPOUNDS;Chiral Reagent;Asymmetric Synthesis;Synthetic Organic Chemistry;Chiral Compound;Peptide
Safety Profile
Safety Information of (R)-(+)-1,1'-Bi-2-naphthol (CAS NO. 18531-94-7):
Hazard Codes: T 
,Xi 
Risk Statements: 25-36-36/37/38
R25 :Toxic if swallowed
R36:Irritating to eyes
R36/37/38:Irritating to eyes, respiratory system and skin
Safety Statements: 26-45-24/25-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S24/25:Avoid contact with skin and eyes
S36:Wear suitable protective clothing
RIDADR: UN 2811 6.1/PG 3
WGK Germany: 3
RTECS: DU3106100
F: 10
HazardClass: 6.1
PackingGroup: III
Specification
(R)-(+)-1,1'-Bi-2-naphthol with cas registry number of 18531-94-7 is white to light yellow crystal powder, also called beta-Binaphthol ; 1,1'-Bi-2-naphthol ; Chiral binaphthol ; Bis-beta-naphthol ; 2,2'-Dinaphthol ; .beta.-Binaphthol ; 1,1'-Bis-2-naphthol ; 2,2'-Dihydroxydinaphthyl ; Bis-.beta.-naphthol ; 2,2'-Dihydroxybinaphthalene .
