ChemicalBook
Chinese Japanese Germany Korea

(1R,2R)-(-)-1,2-Diaminocyclohexane

(1R,2R)-(-)-1,2-Diaminocyclohexane
(1R,2R)-(-)-1,2-Diaminocyclohexane structure
CAS No.
20439-47-8
Chemical Name:
(1R,2R)-(-)-1,2-Diaminocyclohexane
Synonyms
RR-DAC;R-DACH;2R)-(-)-1;(R,R)-DACH;(-)-(R,R)-DACH;(1R,2R)-(-)-1,2-Diam;2-DiaMinocyclohexane;RR-DIAMINOCYCLOHEXANE;1R,2R-Diaminocyclohexane;(1R,2R)-CyclohexanediaMine
CBNumber:
CB0363657
Molecular Formula:
C6H14N2
Formula Weight:
114.19
MOL File:
20439-47-8.mol

(1R,2R)-(-)-1,2-Diaminocyclohexane Properties

Melting point:
41-45 °C
Boiling point:
86-88°C 23mm
alpha 
-24.5 º (c=5 1 N HCl 20 º 26.5 ºC)
Density 
0.931
refractive index 
-25.5 ° (C=5, 1mol/L HCl)
Flash point:
169 °F
storage temp. 
Keep in dark place,Inert atmosphere,Room temperature
pka
10.76±0.70(Predicted)
form 
Crystalline Low Melting Solid
color 
White to pale yellow
optical activity
[α]20/D 25°, c = 5 in 1 M HCl
Water Solubility 
Soluble in water.
Sensitive 
Air Sensitive
BRN 
4780911
InChIKey
SSJXIUAHEKJCMH-PHDIDXHHSA-N
CAS DataBase Reference
20439-47-8(CAS DataBase Reference)
SAFETY
  • Risk and Safety Statements
Symbol(GHS) 
GHS05,GHS07
Signal word  Danger
Hazard statements  H317-H318-H314
Precautionary statements  P262-P309-P280-P305+P351+P338-P310-P260-P264-P301+P330+P331+P310-P303+P361+P353+P310+P363-P304+P340+P310-P305+P351+P338+P310-P405-P501
Hazard Codes  C
Risk Statements  34
Safety Statements  26-36/37/39-45
RIDADR  UN 3259 8/PG 2
WGK Germany  3
10-34
HazardClass  8
PackingGroup  III
HS Code  29213000

(1R,2R)-(-)-1,2-Diaminocyclohexane price More Price(8)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 346721 (1R,2R)-(?)-1,2-Diaminocyclohexane 98% 20439-47-8 1g $56.5 2021-03-22 Buy
Sigma-Aldrich 346721 (1R,2R)-(?)-1,2-Diaminocyclohexane 98% 20439-47-8 5g $153 2021-03-22 Buy
TCI Chemical C1447 (1R,2R)-(-)-1,2-Cyclohexanediamine >98.0%(GC)(T) 20439-47-8 5g $41 2021-03-22 Buy
TCI Chemical C1447 (1R,2R)-(-)-1,2-Cyclohexanediamine >98.0%(GC)(T) 20439-47-8 25g $199 2021-03-22 Buy
Alfa Aesar L14059 (1R,2R)-(-)-1,2-Diaminocyclohexane, 98% 20439-47-8 5g $208 2021-03-22 Buy

(1R,2R)-(-)-1,2-Diaminocyclohexane Chemical Properties,Uses,Production

Chemical Properties

white to light yellow crystal powder

Uses

(1R,2R)-(-)-1,2-Diaminocyclohexane can be used as a building block for chiral ligands.

Uses

suzuki reaction

Purification Methods

Distil or recrystallise the diamine from pet ether under N2 or Ar. Store it as above. The 1R,2R-base L-tartrate salt has M 264.3, m 2 7 3o and [ ] D +12.5o (c 4, H2O), and can be used to purfy and/or optically enrich the free base. [Beilstein 13 III 6, and references below.]

(1R,2R)-(-)-1,2-Diaminocyclohexane Preparation Products And Raw materials

Raw materials

Preparation Products


(1R,2R)-(-)-1,2-Diaminocyclohexane Suppliers

Global( 389)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Henan DaKen Chemical CO.,LTD.
+86-371-66670886
info@dakenchem.com China 21032 58
Taizhou Tianhong Biochemistry Technology Co., Ltd.
0523-86132544
0523-86201489 sales@thbiochem.com CHINA 306 60
Beijing Cooperate Pharmaceutical Co.,Ltd
010-60279497
010-60279497 sales01@cooperate-pharm.com CHINA 1817 55
Henan Tianfu Chemical Co.,Ltd.
0371-55170693
0371-55170693 info@tianfuchem.com CHINA 22607 55
career henan chemical co
+86-371-86658258
sales@coreychem.com CHINA 29961 58
Shanghai Arbor Chemical Co., Ltd.
021-60451682
021-60451683 act@arborchemical.com CHINA 906 58
Jinan Shengqi pharmaceutical Co,Ltd
86+18663751872
christine@shengqipharm.com CHINA 494 58
Jinan Finer Chemical Co., Ltd
+8615508631887 +86-531-88989536
+86-531-88989539 sales@finerchem.com CHINA 1314 58
Hebei Jimi Trading Co., Ltd.
+86 319 5273535
bestoneforyou@sina.com CHINA 292 58
Changzhou Ditong Chemical Co.,Ltd
0519-88299272
info@edengenechem.com CHINA 2124 58

View Lastest Price from (1R,2R)-(-)-1,2-Diaminocyclohexane manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2021-08-12 (1R,2R)-(-)-1,2-Diaminocyclohexane
20439-47-8
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
2021-07-13 (1R,2R)-()-1,2-Diaminocyclohexane
20439-47-8
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
2021-07-10 (1R,2R)-()-1,2-Diaminocyclohexane
20439-47-8
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd

20439-47-8((1R,2R)-(-)-1,2-Diaminocyclohexane)Related Search:


Copyright 2017 © ChemicalBook. All rights reserved