天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

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

(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
Molecular Weight:
284.35
MDL Number:
MFCD00145204
MOL File:
18741-85-0.mol
MSDS File:
SDS
Last updated:2025-01-27 09:38:02

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

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)
pka 3.79±0.10(Predicted)
form Powder
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)
FDA UNII XI03TW52AO
UNSPSC Code 12352005
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
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
NFPA 704
0
2 0

(R)-(+)-2,2'-Diamino-1,1'-binaphthalene price More Price(31)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 382426 (R)-(+)-1,1′-Binaphthyl-2,2′-diamine 99% 18741-85-0 1g $223 2024-03-01 Buy
TCI Chemical D3207 (R)-(+)-1,1'-Binaphthyl-2,2'-diamine >98.0%(HPLC)(T) 18741-85-0 200mg $45 2024-03-01 Buy
Alfa Aesar H25785 (R)-(+)-1,1'-Bi(2-naphthylamine), 97% 18741-85-0 250mg $43.65 2024-03-01 Buy
Alfa Aesar H25785 (R)-(+)-1,1'-Bi(2-naphthylamine), 97% 18741-85-0 1g $122.65 2024-03-01 Buy
Strem Chemicals 07-0327 (R)-(+)-2,2'-Diamino-1,1'-binaphthyl, 99% 18741-85-0 250mg $72 2024-03-01 Buy
Product number Packaging Price Buy
382426 1g $223 Buy
D3207 200mg $45 Buy
H25785 250mg $43.65 Buy
H25785 1g $122.65 Buy
07-0327 250mg $72 Buy

(R)-(+)-2,2'-Diamino-1,1'-binaphthalene Chemical Properties,Uses,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.
(R)-(+)-2,2'-Diamino-1,1'-binaphthalene

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.

18531-94-7
18741-85-0
Synthesis of (R)-(+)-2,2'-Diamino-1,1'-binaphthalene from (R)-(+)-1,1'-Bi-2-naphthol

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

Raw materials

Preparation Products

Global( 188)Suppliers
Supplier Tel Email Country ProdList Advantage
XINXIANG RUNYU MATERIAL CO., LTD.
+86-13592593621; +8613592593621 sales@runvmat.com China 406 58
Shanghai UCHEM Inc. 		+862156762820 +86-13564624040 sales@myuchem.com China 7595 58
Capot Chemical Co.,Ltd. 		+86-（0）57185586718 +86-13336195806 sales@capot.com China 29730 60
Shanghai Daken Advanced Materials Co.,Ltd 		+86-371-+86-371-66670886 info@dakenam.com China 19852 58
Zhengzhou HQ Material CO.,LTD. 		+86-371-55919009 +8615225108189 sale1@hqmat.com China 1018 58
Alchem Pharmtech,Inc. 		8485655694 sales@alchempharmtech.com United States 63687 58
career henan chemical co 		+86-0371-86658258 +8613203830695 factory@coreychem.com China 29809 58
Shaanxi Dideu Medichem Co. Ltd 		+86-029-81138252 +86-18789408387 1057@dideu.com China 3889 58
Richest Group Ltd 		18017061086 oled@richest-group.com CHINA 5600 58
Antai Fine Chemical Technology Co.,Limited 		18503026267 info@antaichem.com CHINA 9636 58

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

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
(R)-(+)-1,1'-Bi(2-naphthylamine) pictures 2025-02-08 (R)-(+)-1,1'-Bi(2-naphthylamine)
18741-85-0
 US $86.00-296.00 / g 5g 0.97 25kg Shanghai UCHEM Inc.
(R)-(+)-1,1'-binaphthyl-2,2'-diamine pictures 2024-12-17 (R)-(+)-1,1'-binaphthyl-2,2'-diamine
18741-85-0
 US $0.00-0.00 / KG 1KG 0.99 500kg XINXIANG RUNYU MATERIAL CO., LTD.
(R)-(+)-2,2 2021-08-12 (R)-(+)-2,2"-Diamino-1,1"-binaphthalene
18741-85-0
 US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
(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% (R)-(+)-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'-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 (+/-)-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 (R)-(+)-2,2'-Diamino-1,1'-binaphthyl 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