(1S,2S)-(+)-1,2-Diaminocyclohexane
Synonym(s):(1S)-trans-1,2-Cyclohexanediamine;(1S)-trans-1,2-Diaminocyclohexane
- CAS NO.:21436-03-3
- Empirical Formula: C6H14N2
- Molecular Weight: 114.19
- MDL number: MFCD00062986
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-12-12 17:13:46
What is (1S,2S)-(+)-1,2-Diaminocyclohexane?
Chemical properties
white to light yellow crystal powder
The Uses of (1S,2S)-(+)-1,2-Diaminocyclohexane
suzuki reaction
The Uses of (1S,2S)-(+)-1,2-Diaminocyclohexane
For synthesis of optically active products
The Uses of (1S,2S)-(+)-1,2-Diaminocyclohexane
Versatile ligand for the formation of metal complexes. Used in the synthesis of chiral tropocoronands which have potential utility in asymmetric catalysis.
What are the applications of Application
(1S,2S)-(+)-1,2-Diaminocyclohexane is a versatile ligand used for the formation of metal complexes
Purification Methods
Distil or recrystallise the diamine from pet ether under N2 or Ar. Store it as above. The 1S,2S-base D-tartrate salt has M 264.3, m 180 -1 8 4o(dec) and [] 25 -12.5o (c 4, H2O) from which the free base can be purified or optically enriched. It is a useful chiral synthon. [Fjii et al. J Chem Soc, Chem Commun 45 1985, Takahashi et al. Tetrahedron Lett 30 7095 1989, Hanassian et al. J Org Chem 58 1991 1993, Beilstein 13 III 7.]
Properties of (1S,2S)-(+)-1,2-Diaminocyclohexane
Melting point: | 40-43 °C (lit.) |
Boiling point: | 104-110 °C/40 mmHg (lit.) |
alpha | 25.25 º (589nm, c=5, 1 M HCl) |
Density | 0.951 |
refractive index | 1.4886 |
Flash point: | 169 °F |
storage temp. | Keep in dark place,Inert atmosphere,2-8°C |
pka | 10.76±0.70(Predicted) |
form | Crystals or Powder |
color | White to light beige |
optical activity | [α]20/D +25°, c = 5 in 1 M HCl |
Water Solubility | soluble |
Sensitive | Air Sensitive |
BRN | 2801645 |
CAS DataBase Reference | 21436-03-3(CAS DataBase Reference) |
NIST Chemistry Reference | (1S,2S)-(+)-1,2-Diaminocyclohexane(21436-03-3) |
Safety information for (1S,2S)-(+)-1,2-Diaminocyclohexane
Signal word | Danger |
Pictogram(s) |
Corrosion Corrosives GHS05 |
GHS Hazard Statements |
H314:Skin corrosion/irritation |
Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P363:Wash contaminated clothing before reuse. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for (1S,2S)-(+)-1,2-Diaminocyclohexane
InChIKey | SSJXIUAHEKJCMH-WDSKDSINSA-N |
New Products
4-Fluorophenylacetic acid 4-Methylphenylacetic acid N-Boc-D-alaninol N-BOC-D/L-ALANINOL Tert-butyl bis(2-chloroethyl)carbamate 3-Morpholino-1-(4-nitrophenyl)-5,6-dihydropyridin- 2(1H)-one Furan-2,5-Dicarboxylic Acid Tropic acid S-2-CHLORO PROPIONIC ACID ETHYL ISOCYANOACETATE 2-Bromo-1,3-Bis(Dimethylamino)Trimethinium Hexafluorophosphate (6-METHYL-[1,3]DITHIOLO[4,5-b]QUINOXALIN-2-ONE INDAZOLE-3-CARBOXYLIC ACID 4-IODO BENZOIC ACID (2-Hydroxyphenyl)acetonitrile 4-Bromopyrazole 5,6-Dimethoxyindanone 2-(Cyanocyclohexyl)acetic acid 4-methoxy-3,5-dinitropyridine 2-aminopropyl benzoate hydrochloride 1-(4-(aminomethyl)benzyl)urea hydrochloride diethyl 2-(2-((tertbutoxycarbonyl)amino) ethyl)malonate tert-butyl 4- (ureidomethyl)benzylcarbamate Ethyl-2-chloro((4-methoxyphenyl)hydrazono)acetateRelated products of tetrahydrofuran
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