2,3-O-isopropylidene-L-lyxofuranose
L-lyxose
Conditions | Yield |
---|---|
With water at 20℃; | 95% |
Conditions | Yield |
---|---|
With molybdenum(VI) oxide In water at 90℃; for 9h; Bilik reaction; | A n/a B n/a C 19% |
L-lyxose
Conditions | Yield |
---|---|
With dihydrogen peroxide; iron(III) acetate |
Conditions | Yield |
---|---|
das Calciumsalz reagiert; |
L-lyxose
Conditions | Yield |
---|---|
With ferriacetate; dihydrogen peroxide |
(S)-cyclohexylidene glyceraldehyde
A
L-xylose
B
L-lyxose
C
L-ribose
D
L-arabinose
Conditions | Yield |
---|---|
In dichloromethane Ambient temperature; Yield given. Yields of byproduct given. Title compound not separated from byproducts; | |
In dichloromethane Ambient temperature; Yield given. Yields of byproduct given; |
(S)-cyclohexylidene glyceraldehyde
A
L-xylose
B
L-lyxose
C
L-ribose
D
L-arabinose
Conditions | Yield |
---|---|
Yield given. Multistep reaction. Yields of byproduct given; |
(4R,5S)-4-((R)-1-hydroxy-2,2-dimethoxyethyl)-2,2-dimethyl-1,3-dioxan-5-ol
L-lyxose
Conditions | Yield |
---|---|
With Dowex 50W2-100 In water at 20℃; for 6.5h; |
(4S,1'R)-4-(1'-hydroxy-2',2'-dimethoxyethyl)-2,2-dimethyl-1,3-dioxan-5-one
L-lyxose
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NaBH(OAc)3; AcOH / CH2Cl2 / 5 h / -20 °C 2: Dowex 50W2-100 / H2O / 6.5 h / 20 °C View Scheme |
L-lyxose
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: TBAF / tetrahydrofuran 2: Dowex 50W2-100 / H2O / 6.5 h / 20 °C View Scheme |
D-Arabitol
A
D-ribulose
B
L-xylulose
C
D-Arabinose
D
L-lyxose
Conditions | Yield |
---|---|
With sulfuric acid; platinum on activated charcoal Electrochemical reaction; Inert atmosphere; |
Conditions | Yield |
---|---|
With sulfuric acid; platinum on activated charcoal Electrochemical reaction; Inert atmosphere; |
Conditions | Yield |
---|---|
With hydrogenchloride In water at 0℃; for 2h; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
With 1-methyl-3-(4-sulfobutyl)-1H-imidazol-3-ium hydrogensulfate; 4-methyl-2-pentanone In water at 150℃; under 760.051 Torr; for 0.416667h; Autoclave; | 91.4% |
L-lyxose
Conditions | Yield |
---|---|
With ATP multistep reaction, enzymatic conversion of aldoses to ketose 1-phosphates (KM and Vmax for most of the steps given); | 78% |
With ATP 1) L-rhamnose isomerase, tris buffer pH 8.0, mercaptoethanol, MgCl2, ATP (cat.), 2) L-rhamnulose kinase, PEP/pyruvate kinase; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
Stage #1: L-lyxose; allyl bromide With indium In ethanol at 20℃; for 3h; sonication; Stage #2: acetic anhydride With pyridine; dmap at 20℃; for 18h; Further stages.; | A 75% B n/a |
Conditions | Yield |
---|---|
Stage #1: methanol With acetyl chloride at 0℃; for 0.5h; Stage #2: L-lyxose at 0 - 20℃; for 12h; Stage #3: With pyridine at 20℃; for 3h; | 68% |
L-lyxose
dichloromethane
methanol hydrochloride
acetyl chloride
Methyl α-L-lyxopyranoside
Conditions | Yield |
---|---|
In methanol; ethyl acetate | 67% |
2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl iodide
L-lyxose
N-ethyl-N,N-diisopropylamine
Conditions | Yield |
---|---|
Stage #1: L-lyxose With sulfuric acid In acetone at 20℃; for 4h; Inert atmosphere; Stage #2: 2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl iodide; N-ethyl-N,N-diisopropylamine With tetra-(n-butyl)ammonium iodide In acetone; toluene at 65℃; for 1.16667h; Inert atmosphere; Molecular sieve; regioselective reaction; | 63% |
Conditions | Yield |
---|---|
With water |
L-lyxose
(2-amino-4,5-dimethyl-phenyl)-carbamic acid ethyl ester
Conditions | Yield |
---|---|
With methanol anschliessendes Hydrieren an Nickel oder Palladium; |
Conditions | Yield |
---|---|
With methanol; potassium hydroxide; iodine |
Conditions | Yield |
---|---|
With methanol; Raney. nickel at 100℃; under 73550.8 Torr; Hydrogenation; | |
With hydrogenchloride; Raney. nickel at 80℃; under 44130.5 Torr; Hydrogenation; |
L-lyxose
(4-bromophenyl)hydrazine
lyxose-(4-bromo-phenylhydrazone)
Conditions | Yield |
---|---|
With ethanol -<4-bromo-phenylhydrazone>; |
L-lyxose
L-(-)-α-methylbenzylamine
acetic anhydride
Acetic acid (1S,2S,3S)-2,3,4-triacetoxy-1-{[acetyl-(1-phenyl-ethyl)-amino]-methyl}-butyl ester
Conditions | Yield |
---|---|
With pyridine; sodium cyanoborohydride 1.) methanol-water 2.) 100 deg C, 1 h; Multistep reaction; |
L-lyxose
(-)-α-methylbenzylamine
acetic anhydride
Acetic acid (1S,2S,3S)-2,3,4-triacetoxy-1-{[acetyl-((S)-1-phenyl-ethyl)-amino]-methyl}-butyl ester
Conditions | Yield |
---|---|
With pyridine; sodium cyanoborohydride 1.)Methanol, water, room temp. 2.)100 deg C, 1 hour; Multistep reaction; |
L-lyxose
lyxonic acid-1,4-lactone
Conditions | Yield |
---|---|
With hypoiodous acid |
methanol
L-lyxose
benzoyl chloride
1-O-methyl-2,3,5-tri-O-benzoyl-L-lyxofuranose
Conditions | Yield |
---|---|
With pyridine; sulfuric acid |
Conditions | Yield |
---|---|
With monospecific xylose reductase from yeast Candida intermedia; NADPH In phosphate buffer at 25℃; pH=7.0; Enzyme kinetics; Further Variations:; Reagents; |
Conditions | Yield |
---|---|
With sulfuric acid; sodium sulfate at 25℃; |
Conditions | Yield |
---|---|
With pyridine In ethanol for 24h; |
The L-Lyxose, with the CAS registry number 1949-78-6, is also known as beta-L-lyxopyranose. It belongs to the product categories of Carbohydrate; 13C & 2H Sugars; Basic Sugars (Mono & Oligosaccharides); Biochemistry; Lyxose; Sugars; Aldehydes; Carbohydrates & Derivatives. Its EINECS registry number is 217-763-2. This chemical's molecular formula is C5H10O5 and molecular weight is 150.1299. Its IUPAC name is called (2S,3R,4R,5S)-oxane-2,3,4,5-tetrol. This chemical is an aldopentose — a monosaccharide containing five carbon atoms, and including an aldehyde functional group. This chemical is white fine crystalline powder.
Physical properties of L-Lyxose: (1)ACD/LogP: -0.83; (2)ACD/LogD (pH 5.5): -0.83; (3)ACD/LogD (pH 7.4): -0.83; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 8.46; (7)ACD/KOC (pH 7.4): 8.46; (8)#H bond acceptors: 5; (9)#H bond donors: 4; (10)#Freely Rotating Bonds: 4; (11)Index of Refraction: 1.646; (12)Molar Refractivity: 31.02 cm3; (13)Molar Volume: 85.4 cm3; (14)Surface Tension: 75.3 dyne/cm; (15)Density: 1.757 g/cm3; (16)Flash Point: 155.3 °C; (17)Enthalpy of Vaporization: 66.74 kJ/mol; (18)Boiling Point: 333.2 °C at 760 mmHg; (19)Vapour Pressure: 9.92E-06 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. You must avoid contacting it with skin and eyes. 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, gloves and eye/face protection.
You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1C(C(C(C(O1)O)O)O)O
(2)Isomeric SMILES: C1[C@@H]([C@H]([C@H]([C@H](O1)O)O)O)O
(3)InChI: InChI=1S/C5H10O5/c6-2-1-10-5(9)4(8)3(2)7/h2-9H,1H2/t2-,3+,4+,5-/m0/s1
(4)InChIKey: SRBFZHDQGSBBOR-RSJOWCBRSA-N
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