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

(1R,2R)-(-)-1,2-Diaminocyclohexane
(1R,2R)-(-)-1,2-Diaminocyclohexane
CAS No.
20439-47-8
Chemical Name:
(1R,2R)-(-)-1,2-Diaminocyclohexane
Synonyms
R-DACH;RR-DAC;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. 
2-8°C
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
  • Hazard and Precautionary Statements (GHS)
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
Symbol(GHS):
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
Precautionary statements:
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P262 Do not get in eyes, on skin, or on clothing.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P309 IF exposed or if you feel unwell:
P310 Immediately call a POISON CENTER or doctor/physician.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.
P501 Dispose of contents/container to..…

(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 $51 2018-11-13 Buy
Sigma-Aldrich 346721 (1R,2R)-(?)-1,2-Diaminocyclohexane 98% 20439-47-8 5g $189 2018-11-13 Buy
TCI Chemical C1447 (1R,2R)-(-)-1,2-Cyclohexanediamine >98.0%(GC)(T) 20439-47-8 5g $40 2018-11-22 Buy
TCI Chemical C1447 (1R,2R)-(-)-1,2-Cyclohexanediamine >98.0%(GC)(T) 20439-47-8 25g $120 2018-11-22 Buy
Alfa Aesar L14059 (1R,2R)-(-)-1,2-Diaminocyclohexane, 98% 20439-47-8 5g $193 2018-11-13 Buy

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

Chemical Properties

white to light yellow crystal powder

Uses

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( 322)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Henan Tianfu Chemical Co.,Ltd.
0371-55170693
0371-55170693 info@tianfuchem.com CHINA 20795 55
Shenzhen Sendi Biotechnology Co.Ltd.
0755-23311925 18102838259
0755-23311925 Abel@chembj.com CHINA 3218 55
Henan DaKen Chemical CO.,LTD.
+86-371-55531817
info@dakenchem.com CHINA 22059 58
Taizhou Tianhong Biochemistry Technology Co., Ltd.
0523-86132544
0523-86201489 sales@thbiochem.com CHINA 217 60
Beijing Cooperate Pharmaceutical Co.,Ltd.
+86-10-60279497 +86(0)15646567669
+86-10-60279497 sales01@cooperate-pharm.com CHINA 1531 55
Mainchem Co., Ltd.
+86-0592-6210733
+86-0592-6210733 sales@mainchem.com CHINA 32764 55
Kono Chem Co., Ltd
+86-132 8924 6953
info@konochemical.com CHINA 2164 58
Shanghai Arbor Chemical Co., Ltd.
021-60451682
021-60451683 act@arborchemical.com CHINA 905 58
career henan chemical co
+86-371-86658258
sales@coreychem.com CHINA 20001 58
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-62670440(Beijing)
+86-(0)21-61259102(Shanghai) +86-(0)755-86170066(ShenZhen) +86-(0)10-88580358(Beijing) sh@meryer.com China 40399 62

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

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2018-08-04 (1R,2R)-(-)-1,2-Diaminocyclohexane
20439-47-8
US $500.00 / KG 1KG 98% 10tons career henan chemical co

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