CAS No.1949-78-6,L-Lyxose Suppliers

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Basic Information

Molecular Structure:
CAS No.:	1949-78-6
Name:	L-Lyxose
Article Data:	24

Formula:	C₅H₁₀O₅
Molecular Weight:	150.131
Synonyms:	D-aldotriose;aldehydo-L-Lyxose;rechtsdrehende Lyxose;D-glyceraldehyde;D-glycerose;L-lyxo-2,3,4,5-Tetrahydroxy-valeraldehyd;L-(+)-Lyxose;L-LYXOSE;Triose;
EINECS:	255-277-2
Density:	1.757 g/cm³
Melting Point:	108-112 °C(lit.)
Boiling Point:	333.2 °C at 760 mmHg
Flash Point:	155.3 °C
Solubility:	Very soluble (586 g/L) (25°C) in water.
Appearance:	white fine crystalline powder
Hazard Symbols:	Xi
Risk Codes:	36/37/38
Safety:	24/25-36/37/39-26
PSA:	90.15000
LogP:	-2.58230

Synthetic route

: 4099-88-1, 67814-68-0, 70266-87-4, 76249-50-8, 76249-51-9, 93451-15-1
2,3-O-isopropylidene-L-lyxofuranose

: 1949-78-6
L-lyxose

Conditions

Conditions	Yield
With water at 20℃;	95%

: 5328-37-0
L-arabinose

A: 609-06-3
L-xylose

B: 1949-78-6
L-lyxose

C: 24259-59-4
L-ribose

Conditions

Conditions	Yield
With molybdenum(VI) oxide In water at 90℃; for 9h; Bilik reaction;	A n/a B n/a C 19%

...Expand

calcium salt of/the/ L-galactonic acid: calcium salt of/the/ L-galactonic acid

: 1949-78-6
L-lyxose

Conditions

Conditions	Yield
With dihydrogen peroxide; iron(III) acetate

: 133-42-6, 488-33-5, 526-95-4, 526-97-6, 576-36-3, 642-99-9, 1114-17-6, 3956-93-2, 6906-37-2, 7760-07-8, 13382-27-9, 20246-33-7, 20246-35-9, 20246-52-0, 20246-53-1, 21675-42-3, 22430-69-9, 24871-35-0, 28223-42-9, 51547-37-6, 28278-17-3
L-galactonic acid

: 7722-84-1
dihydrogen peroxide

ferriacetate: ferriacetate

: 1949-78-6
L-lyxose

Conditions

Conditions	Yield
das Calciumsalz reagiert;

...Expand

l-galactonate calcium: l-galactonate calcium

: 1949-78-6
L-lyxose

Conditions

Conditions	Yield
With ferriacetate; dihydrogen peroxide

: 78008-36-3, 92822-62-3, 99744-77-1
(S)-cyclohexylidene glyceraldehyde

polymer bonded 2-phenyl-1,3,2-dioxaborole: polymer bonded 2-phenyl-1,3,2-dioxaborole

A: 609-06-3
L-xylose

B: 1949-78-6
L-lyxose

C: 24259-59-4
L-ribose

D: 5328-37-0
L-arabinose

Conditions

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;

...Expand

: 78008-36-3, 92822-62-3, 99744-77-1
(S)-cyclohexylidene glyceraldehyde

polymer bound 1,3,2-dioxaborole: polymer bound 1,3,2-dioxaborole

A: 609-06-3
L-xylose

B: 1949-78-6
L-lyxose

C: 24259-59-4
L-ribose

D: 5328-37-0
L-arabinose

Conditions

Conditions	Yield
Yield given. Multistep reaction. Yields of byproduct given;

...Expand

: 888487-02-3
(4R,5S)-4-((R)-1-hydroxy-2,2-dimethoxyethyl)-2,2-dimethyl-1,3-dioxan-5-ol

: 1949-78-6
L-lyxose

Conditions

Conditions	Yield
With Dowex 50W2-100 In water at 20℃; for 6.5h;

: 850252-47-0
(4S,1'R)-4-(1'-hydroxy-2',2'-dimethoxyethyl)-2,2-dimethyl-1,3-dioxan-5-one

: 1949-78-6
L-lyxose

Conditions

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

: (4R)-4-((R)-1-(tert-butyldimethylsilyloxy)-2,2-dimethoxyethyl)-2,2-dimethyl-1,3-dioxan-5-ol

: 1949-78-6
L-lyxose

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: TBAF / tetrahydrofuran 2: Dowex 50W2-100 / H2O / 6.5 h / 20 °C View Scheme

Raw Materials

133-42-6

Downstream Products

98-01-1

Total:53 Page 1 of 2 1 2 Next>>

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Specification

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