(R)-(+)-2,2'-Diamino-1,1'-binaphthalene

Synthesis

Product Name: (R)-(+)-2,2'-Diamino-1,1'-binaphthalene
CAS No.: 18741-85-0
Chemical Name: (R)-(+)-2,2'-Diamino-1,1'-binaphthalene
Synonyms: (R)-BINAM;R(+)-DABN;S(-)-DABN;2,2-DIAMINO-1,1'-BINAPHTHALENE;(R)-(+)-1,1'-BI(2-NAPHTHYLAMINE);(+)-1,1'-Binaphthyl-2,2'-diamine;(aR)-2,2'-Diamino-1,1'-binaphthalene;(aR)-1,1'-Binaphthalene-2,2'-diamine;(S)-(-)-2,2'-DIAMINO-1,1'-BINAPHTHYL;S(-)-1,1'-BINAPHTHALENE-2,2'-DIAMINE
CBNumber: CB0357339
Molecular Formula: C20H16N2
Formula Weight: 284.35
MOL File: 18741-85-0.mol

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(R)-(+)-2,2'-Diamino-1,1'-binaphthalene Property

Melting point:: 242-244 °C(lit.)
alpha: 156 º (c=1, pyridine)
Boiling point:: 416.85°C (rough estimate)
Density: 1.0447 (rough estimate)
refractive index: 1.6450 (estimate)
storage temp.: Keep in dark place,Sealed in dry,Room Temperature
solubility: Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
form: Powder
pka: 3.79±0.10(Predicted)
color: slightly beige
optical activity: [α]20/D +157°, c = 1 in pyridine
Water Solubility: slightly soluble
BRN: 5279621
CAS DataBase Reference: 18741-85-0(CAS DataBase Reference)

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Safety

Hazard Codes: Xn,Xi
Risk Statements: 36/37/38
Safety Statements: 26-39-37/39-36
WGK Germany: 3
RTECS: DU3090000
F: 10
HS Code: 29215900

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

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: 382426
Product name: (R)-(+)-1,1′-Binaphthyl-2,2′-diamine
Purity: 99%
Packaging: 1g
Price: $223
Updated: 2024/03/01

TCI Chemical

Product number: D3207
Product name: (R)-(+)-1,1'-Binaphthyl-2,2'-diamine
Purity: >98.0%(HPLC)(T)
Packaging: 200mg
Price: $45
Updated: 2024/03/01

Alfa Aesar

Product number: H25785
Product name: (R)-(+)-1,1'-Bi(2-naphthylamine), 97%
Packaging: 250mg
Price: $43.65
Updated: 2024/03/01

Alfa Aesar

Product number: H25785
Product name: (R)-(+)-1,1'-Bi(2-naphthylamine), 97%
Packaging: 1g
Price: $122.65
Updated: 2024/03/01

Strem Chemicals

Product number: 07-0327
Product name: (R)-(+)-2,2'-Diamino-1,1'-binaphthyl, 99%
Packaging: 250mg
Price: $72
Updated: 2024/03/01

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(R)-(+)-2,2'-Diamino-1,1'-binaphthalene Chemical Properties,Usage,Production

Synthesis

(R)-(+)-2,2'-Diamino-1,1'-binaphthalene can be 1a , 2b, potassium carbonate, potassium iodide, dimethyl sulfoxide as a reaction solvent, then react with adding potassium hydroxide, and finally extract with ethyl acetate And get.

Physical properties

(R)-(+)-2,2'-Diamino-1,1'-binaphthalene is a off-white to brown powder.

Uses

(R)-(+)-1,1'-Bi(2-naphthylamine) derivatives have been used for asymmetric hydrogenations, cyclopropanations and formation of chiral lactones. It can be used for the synthesis of sterically hindered binaphthalene-based monophosphane ligands.

General Description

(R)-(+)-1,1′-Binaphthyl-2,2′-diamine is an axially dissymmetric binaphthyl ligand mainly used in enantioselective catalysis.

(R)-(+)-2,2'-Diamino-1,1'-binaphthalene Preparation Products And Raw materials

Raw materials

Preparation Products

dibuty cebacate with ferric chloride

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(R)-(+)-2,2'-Diamino-1,1'-binaphthalene Suppliers

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View Lastest Price from (R)-(+)-2,2'-Diamino-1,1'-binaphthalene manufacturers

XINXIANG RUNYU MATERIAL CO., LTD.

Product: (R)-(+)-1,1'-binaphthyl-2,2'-diamine 18741-85-0
Price: US $0.00-0.00/KG
Min. Order: 1KG
Purity: 0.99
Supply Ability: 500kg
Release date: 2021-12-01

Shanghai UCHEM Inc.

Product: (R)-(+)-1,1'-Bi(2-naphthylamine) 18741-85-0
Price: US $86.00-296.00/g
Min. Order: 5g
Purity: 0.97
Supply Ability: 25kg
Release date: 2023-12-08

Shaanxi Dideu Medichem Co. Ltd

Product: (R)-[1,1'-Binaphthalene]-2,2'-diamine 18741-85-0
Price: US $1.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 20T
Release date: 2019-12-31

18741-85-0, (R)-(+)-2,2'-Diamino-1,1'-binaphthaleneRelated Search:

1-Naphthylamine HYDRAZINE 1,3-Diaminoguanidine monohydrochloride 2-Naphthylamine 1,1'-BINAPHTHYL (S)-(-)-2,2'-Diamino-1,1'-binaphthalene (R)-(+)-2,2'-Diamino-1,1'-binaphthalene

(R)-(+)-1,1''-BINAPHTHALENE-2,2''-DIAMINE (R-BINAM) ((R)-(+) -2,2''-DIAMINO-1''1-BINAPHTHYL)

(R)-(+)-1,1μ-Binaphthalene-2,2μ-diamine, (R)-(+)-2,2μ-Diamino-1,1μ-binaphthalene, (R)-(+)-DABN

(R)-(+)-1,1μ-Bi(2-naphthylamine), (R)-(+)-1,1μ-Binaphthalene-2,2μ-diamine, (R)-(+)-2,2μ-Diamino-1,1μ-binaphthalene, (R)-(+)-DABN

(aR)-1,1'-Binaphthalene-2,2'-diamine

(aR)-2,2'-Diamino-1,1'-binaphthalene

(R)-BINAM

[aR,(+)]-1,1'-Binaphthalene-2,2'-diamine

(R)-(+)-1,1'-BINAPHTHYL-2,2'-DIAMINE, 99 % (99% EE/GLC)

(R)-(+)-2,2'-Diamino-1,1'-binaphthyl,99%

(R)-(+)-2,2'-Diamino-1,1'-binaphthalene,99%

(<i>R</i>)-(+)-1,1'-Binaphthyl-2,2'-diamine

(R)-(+)-1,1'-Binaphthyl-2,2'-diamine 99%

(R)-(+)-1,1′-Binaphthyl-2,2′-diamine, >=98%

(R)-[1,1'-Binaphthalene]-2,2'-diamine,99%e.e.

(+/-)-2,2'-DIAMINO-1,1'-BINAPHTHALENE

2,2-DIAMINO-1,1'-BINAPHTHALENE

R(+)-DABN

(S)-(-)-2,2'-DIAMINO-1,1'-BINAPHTHYL

S(-)-1,1'-BINAPHTHALENE-2,2'-DIAMINE

S(-)-DABN

(R)-(+)-1,1'-BINAPHTHYL-2,2'-DIAMINE

(R)-(+)-1,1'-BI(2-NAPHTHYLAMINE)

R(+)-1,1'-BINAPHTHALENE-2,2'-DIAMINE

RACEMIC-2,2'-DIAMINO-1,1'-BINAPHTHYL

(R)-(+)-2,2'-DIAMINO-1,1-BINAPHTHALENE

(R)-(+)-2,2-DIAMINO-1,1'-BINAPHTHALENE

R-(+)-2,2'-DIAMINO-1,1'-BINAPHTHALENE

(R)-(+)-2,2'-DIAMINO-1,1'-BINAPHTHYL

(+/-)-1,1'-BINAPHTHALENE-2,2'-DIAMINE

[1,1'-Binaphthalene]-2,2'-diamine, (1R)-

1-(2-aminonaphthalen-1-yl)naphthalen-2-amine

(R)-(+)-2,2'-Diamino-1,1'-binaphthyl,99%,99%ee

(R)-[1,1'-Binaphthalene]-2,2'-diamine [(R)-Binam]

(+)-1,1'-Binaphthyl-2,2'-diamine

(R)-(+)-2,2′-Diamino-1,1′-binaphthalene((R)-Binam)

(R)-[1,1'-Binaphthalene]-2,2'-diamine

(R)-(+)-2,2'-Diamino-1,1'-binaphthalene

(R)-(+)-1,1'-binaphthyl-2,2'-diamine

(R)-[1,1'-Binaphthalene]-2,2'-diamine [(R)-Binam

18741-85-0

Asymmetric Synthesis

Polyamines

Other Chiral Ligands

Organic Building Blocks

Nitrogen Compounds

Chiral Catalysts, Ligands, and Reagents

Building Blocks

BINAM Series

Achiral Nitrogen