ChemicalBook > CAS DataBase List > (1R,2R)-(-)-1,2-Diaminocyclohexane

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

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

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
solubility 
Aqueous Acid (Slightly), Chloroform (Sparingly), Methanol (Slightly)
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
Stability:
Air Sensitive
InChIKey
SSJXIUAHEKJCMH-PHDIDXHHSA-N
CAS DataBase Reference
20439-47-8(CAS DataBase Reference)
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Safety

Hazard Codes 
C
Risk Statements 
34
Safety Statements 
26-36/37/39-45
RIDADR 
UN 3259 8/PG 2
WGK Germany 
3
F 
10-34
HazardClass 
8
PackingGroup 
III
HS Code 
29213000
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H314Causes severe skin burns and eye damage

Precautionary statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.

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

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P363Wash contaminated clothing before reuse.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
346721
Product name
(1R,2R)-(?)-1,2-Diaminocyclohexane
Purity
98%
Packaging
1g
Price
$21.9
Updated
2024/03/01
Sigma-Aldrich
Product number
346721
Product name
(1R,2R)-(?)-1,2-Diaminocyclohexane
Purity
98%
Packaging
5g
Price
$104
Updated
2024/03/01
TCI Chemical
Product number
C1447
Product name
(1R,2R)-(-)-1,2-Cyclohexanediamine
Purity
>98.0%(GC)(T)
Packaging
5g
Price
$68
Updated
2024/03/01
TCI Chemical
Product number
C1447
Product name
(1R,2R)-(-)-1,2-Cyclohexanediamine
Purity
>98.0%(GC)(T)
Packaging
25g
Price
$275
Updated
2024/03/01
Alfa Aesar
Product number
L14059
Product name
(1R,2R)-(-)-1,2-Diaminocyclohexane, 98%
Packaging
1g
Price
$66.65
Updated
2024/03/01
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(1R,2R)-(-)-1,2-Diaminocyclohexane Chemical Properties,Usage,Production

Chemical Properties

white to light yellow crystal powder

Uses

suzuki reaction

Uses

(1R,2R)-(-)-1,2-Diaminocyclohexane is a versatile ligand for the formation of metal complexes. Used in the synthesis of chiral tropocoronands which have potential utility in asymmetric catalysis.

Uses

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

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

(+/-)-trans-1,2-Diaminocyclohexane tert-Butyl methyl ether Potassium hydroxide D-(-)-Tartaric Acid 3-Methylbenzoyl chloride Acetic acid L(+)-Tartaric acid

Preparation Products

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

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

Shanghai UCHEM Inc.
Product
(1R,2R)-(-)-1,2-Diaminocyclohexane 20439-47-8
Price
US $46.00-437.00/g
Min. Order
25g
Purity
0.99
Supply Ability
25kg
Release date
2023-12-12
Hebei Chuanghai Biotechnology Co,.LTD
Product
(1R, 2R) - (-) -1, 2-Diaminocyclohexane 20439-47-8
Price
US $5.00-2.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10000kg
Release date
2024-08-21
Hebei Fengjia New Material Co., Ltd
Product
(1R,2R)-(-)-1,2- diaminocyclohexane acid 20439-47-8
Price
US $4.00/kg
Min. Order
1kg
Purity
0.99
Supply Ability
10000
Release date
2024-09-13

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

trans-1,4-Diaminocyclohexane Nylon 6/6 Levamisole 1,2-Cyclohexanedione Hexamethylenediamine L-carnitine (S)-(-)-1-(1-Naphthyl)ethylamine Cyclobutanecarboxylic acid Ammonium (-)-3-bromo-8-camphorsulfonate L-Carnitine-L-tartrate (2R)-Bornane-10,2-sultam 4-BIS(2-CHLORETHYL)-AMINO-L-PHENYLALANINE HYDROCHLORIDE Levodopa L(-)-10-Camphorsulfonyl chloride 3-METHOXY-DL-TYROSINE N,N'-Dimethyl-1,2-diaminocyclohexane (1R,2R)-(+)-1,2-DIAMINOCYCLOHEXANE-N,N'-BIS(2'-DIPHENYLPHOSPHINOBENZOYL) Ormaplatin

  • RR-DIAMINOCYCLOHEXANE
  • RR-DAC
  • (-)-(R,R)-DACH
  • (R,R)-DACH
  • (-)-(R,R)-1,2-DIAMINOCYCLOHEXANE
  • (1R,2R)-(-)-1,2-CYCLOHEXANEDIAMINE
  • (1R,2R)-CYCLOHEXANE-1,2-DIAMINE
  • (1R,2R)-(-)-1,2-DIAMINOCYCLOHEXANE
  • (1R,2R)-1,2-DIAMINOCYCLOHEXANE
  • (1R)-(-)-TRANS-1,2-DIAMINOCYCLOHEXANE
  • (1R)-TRANS-1,2-DIAMINOCYCLOHEXANE
  • (1R)-TRANS-1,2-CYCLOHEXANEDIAMINE
  • (R,R)-(-)-1,2-DIAMINOCYCLOHEXANE
  • (R,R)-1,2-DIAMINOCYCLOHEXANE
  • R-DACH
  • DiaminocyclohexaneRRDACHwhitepowder
  • (1R,2R)-(-)-1,2-Diaminocyclohe
  • (1R,2R)-(-)-1,2-Diaminocyclohexane,99%(R,R)-DACH
  • (1R,2R)-(-)-1,2-DIAMINOCYCLOHEXANE 99%
  • (-)-(R,R)-1,2-Diaminocyclohexane, 98+%
  • (1R,2R)-(-)-1,2-Diaminocyclohexane ,98% [ee: 99% ]
  • (1R,2R)-(-)-1,2-Diaminocyclohexane ,98%
  • (1R,2R)-(-)-1,2-DIAMINOCYCLOHEXANE/(R,R)-DACH
  • trans-l-1,2-DiaMinocyclohexane
  • (1R,2R)-(-)-1,2-Diaminocyclohexane (Oxaliplatin)
  • (1R,2R)-(-)-1,2-Diaminocyclohexane, 98%, ee: 99.8%
  • (1R)-TRANS-1,2-DIAMINOCYCLOHE
  • (1R,2R)-(-)-1,2-DiaminocycL
  • (1R)-1β,2α-Diaminocyclohexane
  • trans-(1R,2R)-cyclohexanediamine
  • (1R,2R)-(-)-1,2-Diaminocyclohexane,99%
  • 1,2-Cyclohexanediamine, (1R,2R)-
  • (1R,2R)-()-1,2-Diaminocyclohexane,(1R)-trans-1,2-Cyclohexanediamine
  • (1R,2R)-(-)-1,2-Diam
  • 1R,2R-Diaminocyclohexane
  • 2-DiaMinocyclohexane
  • 2R)-(-)-1
  • ((1R,2R)-2-AMinocyclohexyl)aMine
  • (-)-(1R,2R)CyclohexanediaMine
  • (1R,2R)-1,2-trans-CyclohexanediaMine
  • (1R,2R)-CyclohexanediaMine
  • (1R,2R)-trans-Cyclohexane-1,2-dia
  • (1R,2R)-(-)-1,2- diaMinocyclohexane acid
  • (<i>1R,2R</i>)-(-)-1,2-CyclohexanediaMine
  • (1R,2R)-(-)-1,2-DiaMinocyclohexane, ee: 99.8%
  • (1R,2R)-(-)-1,2-DiaMinocyclohexane, 99% 1GR
  • (1R,2R)-(-)-1,2-DiaMinocyclohexane, 98%, ee: 99%
  • (1R,2R)-(-)-1,2-DiaMinocyclohexane, ee: 99%
  • (1R,2R)-(-)-1,2-Cyclohexanediamine &gt
  • (1R,2R)-(-)-1,2-DiaminocyChemicalbookclohexane
  • (1R,2R)-(-)-1,2- diaminocyclote(II)
  • L-trans-1, 2-cyclohexanediamine
  • (-)-trans-1,2-Diaminocyclohexane
  • (1R,2R)-Cyclohexane-1,2-diamin
  • 20439-47-8
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