1,1'-Bi-2-naphthol

ChemicalBook > CAS DataBase List > 1,1'-Bi-2-naphthol

1,1'-Bi-2-naphthol

Product Name: 1,1'-Bi-2-naphthol
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
Formula Weight: 286.32
MOL File: 602-09-5.mol

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1,1'-Bi-2-naphthol Property

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: Soluble in dioxane (50 mg/mL).
solubility: dioxane: 50 mg/mL, clear
form: Powder
pka: 8.29±0.50(Predicted)
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)

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Safety

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
F: 10
TSCA: Yes
HazardClass: 6.1
PackingGroup: III
HS Code: 29072900
Toxicity: LDLo orl-mus: 42 mg/kg AECTCV 14,111,85

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H301Toxic if swalloed

H315Causes skin irritation

H319Causes serious eye irritation

Precautionary statements

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 104655
Product name: 1,1′-Bi-2-naphthol
Purity: 99%
Packaging: 5g
Price: $31.3
Updated: 2024/03/01

Sigma-Aldrich

Product number: 104655
Product name: 1,1′-Bi-2-naphthol
Purity: 99%
Packaging: 25g
Price: $123
Updated: 2024/03/01

TCI Chemical

Product number: B0461
Product name: 1,1'-Bi-2-naphthol
Purity: >99.0%(GC)
Packaging: 5g
Price: $30
Updated: 2024/03/01

TCI Chemical

Product number: B0461
Product name: 1,1'-Bi-2-naphthol
Purity: >99.0%(GC)
Packaging: 25g
Price: $83
Updated: 2024/03/01

Alfa Aesar

Product number: A11182
Product name: (±)-1,1'-Bi(2-naphthol), 99%
Packaging: 5g
Price: $38.65
Updated: 2024/03/01

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1,1'-Bi-2-naphthol Chemical Properties,Usage,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) acts as chiral separation agents. It is widely used in chiral liquid crystal,medicines,spices etc,.

Uses

Chiral ligand and auxiliary for asymmetric Michael addition reaction; enantioselective Diels-Alder reaction; alkynylation.

Uses

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

Definition

ChEBI: (S)-(-)-1,1'-Bi-2-naphthol is a member of naphthols.

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

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.]

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

Raw materials

Preparation Products

2-BROMO-1,1-BINAPHTHYL 1.1'-Binaphthyl-2.2'-diphemyl phosphine 2,2'-DIBROMO-1,1'-BINAPHTHYL

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View Lastest Price from 1,1'-Bi-2-naphthol manufacturers

Hebei Duling International Trade Co. LTD

Product: (±)-1,1'-Bi(2-naphthol) 602-09-5
Price: US $10.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 20tons
Release date: 2024-05-29

Hebei Guanlang Biotechnology Co., Ltd.

Product: 1,1'-Bi-2-naphthol 602-09-5
Price: US $10.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 10 mt
Release date: 2021-05-12

Shanghai UCHEM Inc.

Product: 1,1'-Bi-2-naphthol 602-09-5
Price: US $12.00-130.00/g
Min. Order: 1g
Purity: 0.99
Supply Ability: 25kg
Release date: 2023-10-13

602-09-5, 1,1'-Bi-2-naphtholRelated Search:

p-Naphtholbenzein 1-Naphthol Solvent Red 43 Phenmedipham Terbinafine Hydrochloride ALPHA-NAPHTHOLBENZEIN 2-Naphthol 1,1'-BI-2-NAPHTHOL BIS(TRIFLUOROMETHANESULFONATE) (R)-3,3μ-Diphenyl-2,2μ-bi-1-naphthalol, (R)-3,3μ-Diphenyl-2,2μ-bi-1-naphthol 5,5',6,6',7,7',8,8'-Octahydro-bi-2-naphthol,(R)-(+)-5,5',6,6',7,7',8,8'-Octahydro-1,1'-bi-2-naphthol,99% (R)-(-)1,1'-Bi-2-Naphthol Deacetate (S)-(-)-1,1&#39-Bi-2-naphthol,(S)-1,1 -BI-2-NAPHTHOL ***REVERSE***,S-(-)-1,1'-Bi-2-naphthol,99%(S)-BINOL,(S)-(−)-1,1'-Bi(2-naphthol) (R)-(+)-1,1'-Bi-2-naphthol (S)-1,1μ-Binaphthalene-2,2μ-diyl bis(trifluoromethanesulfonate), (S)-1,1μ-Bi(2-naphthol) bis(trifluoromethanesulfonate) (S)-(-)-3,3'-Dibromo-1,1'-bi-2-naphthol,99%,(S)-(-)-3,3&#39-Dibromo-1,1&#39-bi-2-naphthol (-1,1'-Bi-2-Naphthol Deacetate racemic-6,6'-Dibromo-1,1'-bi-2-naphthol,min.98%,(S)-(+)-6'-DIBROMO-1,1'-BI-2-NAPHTHOL,6,6''-DIBROMO-1,1''-BI-2-NAPHTHOL 95+% (S)-(-)-1,1''-BI-2-NAPHTHOL 99 E.E+%

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

1,1'-BINAPHTHYL-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'-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,S)-BINOL

(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

b-Binaphthol

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)