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1,1'-Bi-2-naphthol

1,1'-Bi-2-naphthol Structure
CAS No.
602-09-5
Chemical Name:
1,1'-Bi-2-naphthol
Synonyms
b-Binaphthol;(R,S)-BINOL;1,1'-BINAPHTHYL-2,2'-DIOL;2,2'-DIHYDROXY-1,1'-BINAPHTHYL;215-217oC;AKOS 90560;(+/-)-BINOL;DI-B-NAPHTHOL;BI-2-NAPHTHOL;AURORA KA-7212
CBNumber:
CB0380425
Molecular Formula:
C20H14O2
Molecular Weight:
286.32
MOL File:
602-09-5.mol
MSDS File:
SDS
Modify Date:
2024/5/29 17:48:59

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
solubility Soluble in dioxane (50 mg/mL).
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) 
GHS06
Signal word  Danger
Hazard statements  H301-H315-H319
Precautionary statements  P301+P310+P330-P302+P352-P305+P351+P338
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
NFPA 704
1
3 0

1,1'-Bi-2-naphthol price More Price(7)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) 104655 1,1′-Bi-2-naphthol 99% 602-09-5 5G ₹2619.65 2022-06-14 Buy
Sigma-Aldrich(India) 104655 1,1′-Bi-2-naphthol 99% 602-09-5 25G ₹7469.25 2022-06-14 Buy
ALFA India ALF-A11182-22 (+/-)-1,1'-Bi(2-naphthol), 99% 602-09-5 100g ₹28942 2022-05-26 Buy
TCI Chemicals (India) B0461 1,1'-Bi-2-naphthol min. 99.0 % 602-09-5 5G ₹2000 2022-05-26 Buy
TCI Chemicals (India) B0461 1,1'-Bi-2-naphthol min. 99.0 % 602-09-5 25G ₹5000 2022-05-26 Buy
Product number Packaging Price Buy
104655 5G ₹2619.65 Buy
104655 25G ₹7469.25 Buy
ALF-A11182-22 100g ₹28942 Buy
B0461 5G ₹2000 Buy
B0461 25G ₹5000 Buy

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

Chemical Properties

1,1′-Bi-2-naphthol is a white to yellowish gray crystalline powder. It is known to be soluble in methanol. Store in a cool and dark place at ambient temperatures for best keeping.

Uses

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

Safety Profile

1,1'-Bi-2-naphthol is incompatible with oxidizing agents and should not be stored or handled near them. Poison by ingestion and causes skin irritation along with serious eye irritation. When heated to 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.]

Global( 392)Suppliers
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CHEMSWORTH +91-261-2397244 New Delhi, India 6707 30 Inquiry
AURORA KA-7212 BI-2-NAPHTHOL DI-B-NAPHTHOL (R)-(+)-1,1'-BI(2,2'-NAPHTHOL) (+/-)-1,1A-Bi-2-naphthol (+/-)-Binaphthalene-2,2-diol (+/-)-BINOL (+/-)-1,1'-BINAPHTHALENE-2,2'-DIOL 1,1'-BI-2,2'-NAPHTHOLS (+/-)-1,1'-BI(2-NAPHTHOL) 1,1'-BI-2-NAPHTHOL [1,1']BINAPHTHALENYL-2,2'-DIOL 2,2'-DINAPHTHOL (-)-2,2'-DIHYDROXY-1,1'-BINAPHTHYL (+)-2,2'-DIHYDROXY-1,1'-BINAPHTHYL (+/-)-2,2-DIHYDROXY-1,1'-BINAPHTHYL (-)-2,2'-DIHYDROXY-1,1'-DINAPHTHYL (+)-2,2'-DIHYDROXY-1,1'-DINAPHTHYL (+/-)-2,2'-DIHYDROXY-1,1'-DINAPHTHYL 2,2'-DIHYDROXY-1,1'-DINAPHTHYL AKOS 90560 1,1'-Bis-2-naphthol 2,2’-dihydroxybinaphthalene 2,2’-dihydroxydinaphthyl 2,2'-Dihydroxy-1,1'-binaphthalene 2,2'-Dihydroxybinaphthalene 2,2'-Dihydroxydinaphthyl alpha-Binaphthyl-2,2'-diol beta-Binaphthol Bis-beta-naphthol di-beta-Naphthol S-(-)-2,2'-DIHYDROXY-1,1'-DINAPHTHYL (S)-[1,1'-BINAPHTHALENE]-2,2'-DIOL S(-)-1,1'-BINAPHTHALENE-2,2'-DIOL (S)-[1,1]-BINAPHTHALENYL-2,2'-DIOL (S)-(-)-1,1'-BINAPHTHYL-2,2'-DIOL (S)-(-)-1,1'-BI(2,2'-NAPHTHOL) (R)-(+)-2,2'-DIHYDROXY-1,1'-BINAPHTHYL (R)-(+)-2,2'-DIHYDROXY-1,1-BINAPHTHYL R(+)-1,1'-BINAPHTHALENE-2,2'-DIOL 1,1'-Bi-2-nanphthol 1,1'-Binaphthol (±)-1,1'-Bi(2-naphthol),99% (n)-1,1'-bi(2-naphthol) 1,1'-Binaphthyl-2,2'-diol for synthesis 215-217oC (±)-1,1μ-Binaphthalene-2,2μ-diol, (±)-2,2μ-Dihydroxy-1,1μ-dinaphthyl 1,1Bi-2-Napthol (RS)-1,1'-Bi-2-naphthol No name available racemic-1,1'-Bi-2-naphthol, 99% rac-BINOL 1,1′-Bi-2-naphthol 99% 1'-Bi-2-naphthol rac-(+/-)-1,1'-Bi-2-naphthol (rac-BINOL) 1,1'-Bi-2,2'-naphthol 1,1’-Bis-2,2’-naphthol 1,1--2- naphthol racemic-1,1'-Bi-2-naphthol