ChemicalBook > Product Catalog > Chemical Reagents > Organic reagents > Polyamines > (1R,2R)-(-)-1,2-Diaminocyclohexane
(1R,2R)-(-)-1,2-Diaminocyclohexane
- Product Name:(1R,2R)-(-)-1,2-Diaminocyclohexane
- CAS:20439-47-8
- MF:C6H14N2
- MW:114.19
- EINECS:606-556-6
- Mol File:20439-47-8.mol
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(1R,2R)-(-)-1,2-Diaminocyclohexane Chemical Properties
- Melting point:41-45 °C
- alpha -24.5 º (c=5 1 N HCl 20 º 26.5 ºC)
- Boiling point:86-88°C 23mm
- Density 0.931
- refractive index -25.5 ° (C=5, 1mol/L HCl)
- Flash point:169 °F
- storage temp. 2-8°C
- pka10.76±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
- InChIKeySSJXIUAHEKJCMH-PHDIDXHHSA-N
- CAS DataBase Reference20439-47-8(CAS DataBase Reference)
- 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
- Language:EnglishProvider:(1R,2R)-(-)-1,2-Diaminocyclohexane
- Language:EnglishProvider:ACROS
- Language:EnglishProvider:SigmaAldrich
- Language:EnglishProvider:ALFA
(1R,2R)-(-)-1,2-Diaminocyclohexane Usage And Synthesis
- Chemical Propertieswhite to light yellow crystal powder
- Uses(1R,2R)-(-)-1,2-Diaminocyclohexane can be used as a building block for chiral ligands.
- Usessuzuki reaction
- Purification MethodsDistil 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
- (S)-(-)-1-(1-Naphthyl)ethylamine Cyclobutanecarboxylic acid TRANS-1,2-DIAMINOCYCLOHEXANE SULFATE [3H]U-69593 N,N'-Dimethyl-1,2-diaminocyclohexane (+)-U-50488 HYDROCHLORIDE (1R,2R)-(+)-1,2-DIAMINOCYCLOHEXANE-N,N'-BIS(2'-DIPHENYLPHOSPHINOBENZOYL) Ormaplatin Oxaliplatin (+/-)-(5ALPHA,7ALPHA,8BETA)-3,4-DICHLORO-N-METHYL-N-(7-[1-PYRROLIDINYL]-1-OXASPIRO[4.5]DEC-8-YL)BENZENEACETAMIDE MESYLATE 1,2-Cyclohexylenedinitrilotetraacetic acid [3H]CI-977 (-)-(1S,2R)-CIS-3,4-DICHLORO-N-METHYL-N-[2-(1-PYRROLIDINYL)-CYCLOHEXYL]-BENZENEACETAMIDE TARTRATE trans-(-3,4-Dichloro-N-methyl-N-[2-(1-pyrrolidinyl)cyclohexyl]benzeneacetamidehydrochloride (R,R)-(-)-N,N'-BIS(3,5-DI-TERT-BUTYLSALICYLIDENE)-1,2-CYCLOHEXANEDIAMINO-COBALT(II) (1R,2R)-(+)-N,N'-DI-P-TOSYL-1,2-CYCLOHEXANEDIAMINE (1R,2R)-(-)-1,2-BIS[(N-DIPHENYLPHOSPHINO)AMINO]CYCLOHEXANE (1R,2R)-(-)-1,2-Diaminocyclohexane
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