Synthesis
ChemicalBook > CAS DataBase List > (R)-(+)-2,2'-Diamino-1,1'-binaphthalene

(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
More
Less

(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)
More
Less

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
More
Less

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.

More
Less

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
More
Less

(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
More
Less

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

Americas 1 Belgium 1 China 143 Czech 1 Europe 1 France 1 Germany 2 India 7 Japan 3 Switzerland 1 Ukraine 1 United Kingdom 3 United States 20 Global 185
TCI AMERICA
Tel
800-4238616
Fax
+1-888-520-1075 / +1-503-283-1987
Email
sales@tciamerica.com
Country
Americas
ProdList
23653
Advantage
75
More
Less

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