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1,1'-Bi-2-naphthol

1,1'-Bi-2-naphthol
1,1'-Bi-2-naphthol structure
CAS No.
602-09-5
Chemical Name:
1,1'-Bi-2-naphthol
Synonyms
215-217oC;AKOS 90560;(+/-)-BINOL;(R,S)-BINOL;b-Binaphthol;DI-B-NAPHTHOL;BI-2-NAPHTHOL;AURORA KA-7212;2,2'-DINAPHTHOL;beta-Binaphthol
CBNumber:
CB0380425
Molecular Formula:
C20H14O2
Formula Weight:
286.32
MOL File:
602-09-5.mol

1,1'-Bi-2-naphthol Properties

Melting point:
215-218 °C
Boiling point:
388.69°C (rough estimate)
Density 
1g/cm
refractive index 
1.7580 (estimate)
storage temp. 
Inert atmosphere,Room Temperature
solubility 
dioxane: 50 mg/mL, clear
pka
8.29±0.50(Predicted)
form 
Powder
color 
White to beige
Water Solubility 
insoluble
Merck 
14,1226
BRN 
997518
InChIKey
PPTXVXKCQZKFBN-UHFFFAOYSA-N
CAS DataBase Reference
602-09-5(CAS DataBase Reference)
NIST Chemistry Reference
1,1'-Bi-2-naphthol(602-09-5)
EPA Substance Registry System
[1,1'-Binaphthalene]-2,2'-diol (602-09-5)
SAFETY
  • Risk and Safety Statements
Symbol(GHS) 
GHS07,GHS08,GHS06
Signal word  Danger
Hazard statements  H315-H341-H335-H301-H319
Precautionary statements  P280h-P309-P310-P301+P310-P305+P351+P338-P201-P202-P264-P270-P280-P301+P310+P330-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P308+P313-P405-P501
Hazard Codes  T,Xi
Risk Statements  25-36-36/37/38
Safety Statements  26-45-37/39-36
RIDADR  UN 2811 6.1/PG 3
WGK Germany  3
RTECS  DU3106100
10
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29072900
Toxicity LDLo orl-mus: 42 mg/kg AECTCV 14,111,85

1,1'-Bi-2-naphthol price More Price(9)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 104655 1,1′-Bi-2-naphthol 99% 602-09-5 5g $43.1 2021-03-22 Buy
Sigma-Aldrich 104655 1,1′-Bi-2-naphthol 99% 602-09-5 25g $124 2021-03-22 Buy
TCI Chemical B0461 1,1'-Bi-2-naphthol >99.0%(GC) 602-09-5 5g $23 2021-03-22 Buy
TCI Chemical B0461 1,1'-Bi-2-naphthol >99.0%(GC) 602-09-5 25g $66 2021-03-22 Buy
Alfa Aesar A11182 (±)-1,1'-Bi(2-naphthol), 99% 602-09-5 25g $109 2021-03-22 Buy

1,1'-Bi-2-naphthol Chemical Properties,Uses,Production

Chemical Properties

white to beige powder

Uses

1,1'-Bi-2-naphthol is used as a chiral ligand in alkynylation, Diels-Alder and assymmetric Michael addition reactions.

Synthesis Reference(s)

Tetrahedron, 48, p. 9483, 1992 DOI: 10.1016/S0040-4020(01)88316-2
Tetrahedron Letters, 24, p. 3261, 1983 DOI: 10.1016/S0040-4039(00)88151-4

Safety Profile

Poison by ingestion. When heatedto decomposition it emits acrid smoke and irritatingvapors.

Purification Methods

Crystallise the binaphthol from toluene or *benzene (10mL/g). When crystallised from chlorobenzene it has m 238o. Its solubility in dioxane is 5%. [Beilstein 6 IV 7020.]

1,1'-Bi-2-naphthol Preparation Products And Raw materials

Raw materials

Preparation Products


1,1'-Bi-2-naphthol Suppliers

Global( 280)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Capot Chemical Co.,Ltd.
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Hi-Tech Chemistry Corp
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ATK CHEMICAL COMPANY LIMITED
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Hebei Guanlang Biotechnology Co., Ltd.
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Xi'an Kono chem co., Ltd.,
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BOC Sciences
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Wuhan Chemwish Technology Co., Ltd
027-67849912
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View Lastest Price from 1,1'-Bi-2-naphthol manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2021-08-12 1,1"-Bi-2-naphthol
602-09-5
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
2021-07-13 1,1"-Bi-2-naphthol
602-09-5
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
2021-07-10 1,1"-Bi-2-naphthol
602-09-5
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd

1,1'-Bi-2-naphthol Spectrum


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