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EINECS 211-776-7
CAS No. 20439-47-8 Density 0.939 g/cm3
Solubility Melting Point 41-45 °C
Formula C6H14N2 Boiling Point 193.6 °C at 760 mmHg
Molecular Weight 114.19 Flash Point 75 °C
Transport Information UN 3259 8/PG 2 Appearance white to light yellow crystal powder
Safety 26-36/37/39-45 Risk Codes 34
Molecular Structure Molecular Structure of 20439-47-8 ((1R,2R)-(-)-1,2-Diaminocyclohexane) Hazard Symbols CorrosiveC

(1R,2R)-(-)-1,2-diaminocyclohexane acid;(1R,2R)-(-)-1,2-diamino cyclohexane;(1R, 2R)-2-Benzylamino-1-cyclopentanol;(R,R)-1,2-diaminocyclohexane;(1R,2R)-Cyclohexane-1,2-diamine;(1R,2R)-1,2-diaminocyclohexane;


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

IUPAC Name: (1R,2R)-Cyclohexane-1,2-diamine
Synonyms of (1R,2R)-(-)-1,2-Diaminocyclohexane (CAS NO.20439-47-8): (-)-R,R-1,2-Diaminocyclohexane ; (1R,2R)-1,2-Cyclohexanediamine ; (1R,2R)-Cyclohexan-1,2-diamin ;(1R,2R)-Cyclohexane-1,2-diamine ; (R,R)-DACH
Molecular Structure:
Molecular Formula: C6H14N2
Molecular Weight: 114.19
CAS NO: 20439-47-8
H bond acceptors: 2
H bond donors: 4
Freely Rotating Bonds: 2
Polar Surface Area: 6.48 Å2
Index of Refraction: 1.483
Molar Refractivity: 34.77 cm3
Molar Volume: 121.5 cm3
Surface Tension: 37 dyne/cm
Density: 0.939 g/cm3
Flash Point: 75 °C
Enthalpy of Vaporization: 42.98 kJ/mol
Boiling Point: 193.6 °C at 760 mmHg
Vapour Pressure: 0.46 mmHg at 25°C
Melting point: 41-45 °C
Storage temp: 2-8°C
Sensitive: Air Sensitive
Appearance: white to light yellow crystal powder
InChI: InChI=1/C6H14N2/c7-5-3-1-2-4-6(5)8/h5-6H,1-4,7-8H2/t5-,6-/m1/s1
Std. InChI: InChI=1S/C6H14N2/c7-5-3-1-2-4-6(5)8/h5-6H,1-4,7-8H2/t5-,6-/m1/s1
Product Categories of (1R,2R)-(-)-1,2-Diaminocyclohexane (CAS NO.20439-47-8): chiral;API intermediates;Chiral reagent;Amines (Chiral);Chiral Building Blocks;Synthetic Organic Chemistry;Chiral chemicals;Chiral Compound;Cycloalkanes

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

 (1R,2R)-(-)-1,2-Diaminocyclohexane (CAS NO.20439-47-8) is used as Chiral synthesis of a variety of reagents, oxaliplatin intermediates and epoxy curing agent.

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

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

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

Hazard Codes: CorrosiveC
Risk Statements: 34
R34: Causes burns.
Safety Statements: 26-36/37/39-45
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection. 
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 3259 8/PG 2
WGK Germany: 3
F: 10-34
HazardClass: 8
PackingGroup: III

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

General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Combustible solid.
Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam. 
Handling: Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Storage: Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container. Corrosives area. Store under nitrogen.

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