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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

MDL Number:: MFCD00004068

MOL File:: 602-09-5.mol

MSDS File:: SDS

Last updated:2024-11-19 15:53:33

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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)
FDA UNII	25AB254328
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

RTECS

DU3106100

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(28)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	104655	1,1′-Bi-2-naphthol 99%	602-09-5	5g	$31.3	2024-03-01	Buy
Sigma-Aldrich	104655	1,1′-Bi-2-naphthol 99%	602-09-5	25g	$123	2024-03-01	Buy
TCI Chemical	B0461	1,1'-Bi-2-naphthol >99.0%(GC)	602-09-5	5g	$30	2024-03-01	Buy
TCI Chemical	B0461	1,1'-Bi-2-naphthol >99.0%(GC)	602-09-5	25g	$83	2024-03-01	Buy
Alfa Aesar	A11182	(±)-1,1'-Bi(2-naphthol), 99%	602-09-5	5g	$38.65	2024-03-01	Buy

Product number	Packaging	Price	Buy
104655	5g	$31.3	Buy
104655	25g	$123	Buy
B0461	5g	$30	Buy
B0461	25g	$83	Buy
A11182	5g	$38.65	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) 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 synthesis

Synthesis of 1,1'-Bi-2-naphthol from 2-Naphthol

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 DINAPHTHO[1,2-B:1',2'-D]FURAN 2,2'-DIBROMO-1,1'-BINAPHTHYL (R)-(+)-2,2'-BIS(METHOXYMETHOXY)-1,1'-BINAPHTHYL

PORPHINE 7H-DIBENZO[C,G]CARBAZOLE Ethanol, 2,2'-[(1R)-[1,1'-binaphthalene]-2,2'-diylbis(oxy)]bis- PHOSPHINE OXIDE, [1,1'-BINAPHTHALENE]-2,2'-DIYLBIS 2-CHLORO-1-(3-CHLORO-PHENYL)-ETHANOL

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1,1'-Bi-2-naphthol Suppliers

Global( 396)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Sirichem (Zhangjiakou) Sci-Tech.Co.,Ltd.	+8615831567206		China	58	58
Hebei Weibang Biotechnology Co., Ltd	+8615531157085	abby@weibangbio.com	China	8812	58
Hebei Mojin Biotechnology Co., Ltd	+86 13288715578 +8613288715578	sales@hbmojin.com	China	12840	58
Shanghai UCHEM Inc.	+862156762820 +86-13564624040	sales@myuchem.com	China	7514	58
Capot Chemical Co.,Ltd.	+86-（0）57185586718 +86-13336195806	sales@capot.com	China	29791	60
Shanghai Daken Advanced Materials Co.,Ltd	+86-371-66670886	info@dakenam.com	China	18779	58
Hi-Tech Chemistry Corp	0519-86626038	yuhh@hitechem.com	CHINA	810	58
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21634	55
Hangzhou FandaChem Co.,Ltd.	+8615858145714	FandaChem@Gmail.com	China	9214	55
ATK CHEMICAL COMPANY LIMITED	+undefined-21-51877795	ivan@atkchemical.com	China	32957	60

Supplier	Advantage
Sirichem (Zhangjiakou) Sci-Tech.Co.,Ltd.	58
Hebei Weibang Biotechnology Co., Ltd	58
Hebei Mojin Biotechnology Co., Ltd	58
Shanghai UCHEM Inc.	58
Capot Chemical Co.,Ltd.	60
Shanghai Daken Advanced Materials Co.,Ltd	58
Hi-Tech Chemistry Corp	58
Henan Tianfu Chemical Co.,Ltd.	55
Hangzhou FandaChem Co.,Ltd.	55
ATK CHEMICAL COMPANY LIMITED	60

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

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2024-11-19	1,1'-Bi-2-naphthol 602-09-5	US $10.00 / KG	1KG	99%	10 mt	Hebei Weibang Biotechnology Co., Ltd
2024-11-01	1,1'-Bi-2-naphthol 602-09-5	US $12.00-130.00 / g	1g	0.99	25kg	Shanghai UCHEM Inc.
2023-09-01	1,1'-Bi-2-naphthol 602-09-5	US $0.00 / KG	1KG	99%	50000KG/month	Hebei Mojin Biotechnology Co., Ltd

1,1'-Bi-2-naphthol
602-09-5
US $10.00 / KG
99%
Hebei Weibang Biotechnology Co., Ltd

1,1'-Bi-2-naphthol
602-09-5
US $12.00-130.00 / g
0.99
Shanghai UCHEM Inc.

1,1'-Bi-2-naphthol
602-09-5
US $0.00 / KG
99%
Hebei Mojin Biotechnology Co., Ltd

1,1'-Bi-2-naphthol Spectrum

1,1'-Bi-2-naphthol(602-09-5)MS 1,1'-Bi-2-naphthol(602-09-5)¹HNMR 1,1'-Bi-2-naphthol(602-09-5)¹³CNMR 1,1'-Bi-2-naphthol(602-09-5)IR1 1,1'-Bi-2-naphthol(602-09-5)IR2 1,1'-Bi-2-naphthol(602-09-5)Raman

602-09-5(1,1'-Bi-2-naphthol)Related Search:

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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'-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'-Dibromo-1,1'-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+%

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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