(R)-1-phenyl-ethyl-amine
A
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
Stage #1: (R)-1-phenyl-ethyl-amine; racemic trans-cyclohexane-1,2-dicarboxylic acid In methanol at 0 - 35℃; Inert atmosphere; Stage #2: With hydrogenchloride In water Inert atmosphere; enantioselective reaction; | A 25% B n/a |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
With hydrogenchloride In water | 800 mg |
With sodium hydroxide In chloroform; water for 0.5h; pH=10 - 11; |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
With hydrogenchloride In water |
trans-1,2-cyclohexanedicarboxylic acid
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: ethanol / 6.5 h / -70 - 20 °C / Resolution of racemate 2: hydrogenchloride / water View Scheme | |
With (R)-1-phenyl-ethyl-amine In methanol; isopropyl alcohol at 30 - 40℃; | 29.4 g |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: dipyridinium dichromate / N,N-dimethyl-formamide / 20 °C / Inert atmosphere 2: acetic acid; sodium nitrite / dimethyl sulfoxide / 8 h / 40 °C / Inert atmosphere View Scheme |
(1R,2R)-2-(nitromethyl)cyclohexane-1-carboxylic acid
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
With acetic acid; sodium nitrite In dimethyl sulfoxide at 40℃; for 8h; Inert atmosphere; |
trans-cyclohex-4-ene-1,2-dicarboxylic acid
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: palladium; hydrogen / methanol / 30 - 35 °C 2.1: ethanol / 30 h / 35 - 75 °C 2.2: 1 h View Scheme |
(R)-1-phenyl-ethyl-amine
trans-1,2-cyclohexanedicarboxylic acid
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
Stage #1: (R)-1-phenyl-ethyl-amine; trans-1,2-cyclohexanedicarboxylic acid In ethanol at 35 - 75℃; for 30h; Stage #2: With hydrogenchloride In water; ethyl acetate for 1h; |
trans-1,2-cyclohexanedicarboxylic acid
A
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
B
(1S,2S)-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
With FS-Hydrodex β-6TBDM column Resolution of racemate; |
cyclohex-4-ene-1,2-dicarboxylic acid
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: hydrogen / methanol / 20 °C / Autoclave 2: methanol / 2.5 h / 20 °C 3: sodium hydroxide / water; chloroform / 0.5 h / pH 10 - 11 View Scheme |
dimethyl cis-1,2-cyclohexanedicarboxylate
A
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
B
(1S,2S)-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
Stage #1: dimethyl cis-1,2-cyclohexanedicarboxylate With sodium methylate In methanol for 4h; Inert atmosphere; Reflux; Stage #2: With water; sodium hydroxide at 75℃; for 4h; Inert atmosphere; Stage #3: With hydrogenchloride In water at 0 - 5℃; pH=2; Inert atmosphere; Optical yield = 16.399 %ee; diastereoselective reaction; |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
With (R)-1-phenyl-ethyl-amine at 5℃; Temperature; |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
β-naphthol
Conditions | Yield |
---|---|
With bis-(2-oxo-3-oxazolidinyl)phosphoryl chloride; triethylamine | 100% |
With N,N-bis[2-oxo-3-oxazolidinyl]phosphorodiamidic chloride; triethylamine In dichloromethane Esterification; |
methanol
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
(1R,2R)-1,2-cyclohexanedicarboxylic acid dimethyl ester
Conditions | Yield |
---|---|
With thionyl chloride at 20℃; for 2h; Reflux; | 99% |
With sulfuric acid at 40℃; for 18h; | 97% |
With sulfuric acid at 40℃; for 24h; Cooling with ice; | 91% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
trans-1,2-cyclohexanedicarboxylic anhydride
Conditions | Yield |
---|---|
With acetyl chloride | 98% |
With acetic anhydride at 80℃; for 1h; | |
With acetic anhydride at 80℃; for 1h; |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
(+)-(1R,2R)-trans-1,2-bis(hydroxymethyl)cyclohexane
Conditions | Yield |
---|---|
With sodium tetrahydroborate; iodine In tetrahydrofuran at 0℃; for 5h; Reflux; | 88.4% |
With Red-Al In tetrahydrofuran; toluene for 5h; Inert atmosphere; Reflux; | 85.2% |
Multi-step reaction with 2 steps 1: diethyl ether 2: LiAlH4 / diethyl ether View Scheme |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
In water; acetonitrile at 140℃; Autoclave; High pressure; | 85% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
trans-1,2-bis(4-pyridyl)ethylene
Conditions | Yield |
---|---|
In water at 140℃; for 72h; Sealed tube; | 83% |
diazomethane
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
(1R,2R)-1,2-cyclohexanedicarboxylic acid dimethyl ester
Conditions | Yield |
---|---|
In diethyl ether at 0℃; Inert atmosphere; | 75% |
In diethyl ether | |
In diethyl ether |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
With silver nitrate In water; acetonitrile at 140℃; Reagent/catalyst; Autoclave; High pressure; | 75% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
Stage #1: (1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid With acetyl chloride Heating; Stage #2: With ammonia In dichloromethane at 20℃; Stage #3: With bis-[(trifluoroacetoxy)iodo]benzene In water; acetonitrile at 20℃; Further stages.; | 74% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
trans-1,2-bis(4-pyridyl)ethylene
Conditions | Yield |
---|---|
In water at 140℃; for 72h; Sealed tube; | 73.2% |
di-tert-butyl dicarbonate
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
(1R,2R)-2-((tert-butoxycarbonyl)amino)cyclohexane-1-carboxylic acid
Conditions | Yield |
---|---|
Multistep reaction.; | 67% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
trans-1,2-bis(4-pyridyl)ethylene
Conditions | Yield |
---|---|
In water at 140℃; for 72h; Sealed tube; | 65% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
In water; N,N-dimethyl-formamide at 120℃; for 72h; Sealed tube; | 63% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Methyltriphenylphosphonium bromide
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
In water at 140℃; for 168h; Autoclave; High pressure; | 57% |
1,2-bis(4'-pyridyl)ethane
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
With sodium hydroxide In water at 110℃; for 48h; Sealed tube; | 52% |
4,4'-bipyridine
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
In water at 110℃; for 72h; Sealed tube; | 49% |
1,4-bis(pyridin-4-ylmethyl)piperazine
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
With sodium hydroxide In water at 120℃; for 48h; High pressure; | 43% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
tetraphenylphosphonium bromide
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
In water at 140℃; Autoclave; High pressure; | 38% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Betulinic acid
3β-O-[(1'R,2'R)-2'-carboxycyclohexanecarbonyl]betulinic acid
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; | 35% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
zinc(II) acetate dihydrate
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water at 110℃; for 72h; | 32.3% |
[2,2]bipyridinyl
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
In water; acetonitrile at 140℃; Autoclave; High pressure; | 27% |
18-crown-6 ether
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
water
Conditions | Yield |
---|---|
at 140℃; for 730.5h; High pressure; | 27% |
rubidium nitrate
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
In water at 150℃; High pressure; | 24% |
sodium nitrate
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
With 18-crown-6 ether In water; acetonitrile at 140℃; Autoclave; High pressure; | 21% |
Conditions | Yield |
---|---|
Stage #1: (1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane for 0.25h; Inert atmosphere; Stage #2: hexadecylamine In dichloromethane; N,N-dimethyl-formamide at 20℃; for 4h; Inert atmosphere; | 11% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
In water; acetonitrile at 140℃; Autoclave; High pressure; | 11% |
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
In methanol; water at 150℃; High pressure; | 10% |
[2,2]bipyridinyl
(1R,2R)-(-)-trans-cyclohexane-1,2-dicarboxylic acid
Conditions | Yield |
---|---|
In water; acetonitrile at 140℃; Autoclave; High pressure; | 9% |
The 1,2-Cyclohexanedicarboxylicacid, (1R,2R)-, with the CAS registry number 46022-05-3, is also known as Cyclohexane-1,2-dicarboxylic acid, trans. It belongs to the product categories of Carboxylic Acids (Chiral); Chiral Building Blocks; Synthetic Organic Chemistry. This chemical's molecular formula is C8H12O4 and molecular weight is 172.1785. Its IUPAC name is called (1R,2R)-cyclohexane-1,2-dicarboxylic acid. The product should be sealed and stored in cool and dry place.
Physical properties of 1,2-Cyclohexanedicarboxylicacid, (1R,2R)-: (1)ACD/LogP: 0.61; (2)# of Rule of 5 Violations: 0; (3)ACD/BCF (pH 5.5): 1; (4)ACD/BCF (pH 7.4): 1; (5)ACD/KOC (pH 5.5): 1.861; (6)ACD/KOC (pH 7.4): 1; (7)#H bond acceptors: 4; (8)#H bond donors: 2; (9)#Freely Rotating Bonds: 2; (10)Index of Refraction: 1.521; (11)Molar Refractivity: 39.885 cm3; (12)Molar Volume: 130.952 cm3; (13)Surface Tension: 57.832 dyne/cm; (14)Density: 1.315 g/cm3; (15)Flash Point: 200.254 °C; (16)Enthalpy of Vaporization: 69.461 kJ/mol; (17)Boiling Point: 384.075 °C at 760 mmHg; (18)Vapour Pressure: 0 mmHg at 25°C.
When you are using this chemical, please be cautious about it as the following:
This chemical may cause inflammation to the skin or other mucous membranes. It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing.
You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1CCC(C(C1)C(=O)O)C(=O)O
(2)Isomeric SMILES: C1CC[C@H]([C@@H](C1)C(=O)O)C(=O)O
(3)InChI: InChI=1S/C8H12O4/c9-7(10)5-3-1-2-4-6(5)8(11)12/h5-6H,1-4H2,(H,9,10)(H,11,12)/t5-,6-/m1/s1
(4)InChIKey: QSAWQNUELGIYBC-PHDIDXHHSA-N
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