27820-98-0, 双丙酮-L-阿拉伯糖，di-O-isopropylidene-β-L- arabinopyranose, CAS:27820-98-0

27820-98-0,双丙酮-L-阿拉伯糖，
di-O-isopropylidene-β-L- arabinopyranose,
CAS:27820-98-0
C11H18O5 / 230.26
MFCD08704091

1,2:3,4-Di-O-isopropylidene-b-L-arabinopyranose

双丙酮-L-阿拉伯糖

1,2:3,4-Di-O-isopropylidene-b-L-arabinopyranose is a custom synthesis of an Oligosaccharide. It is a complex carbohydrate that is made up of saccharides (sugars) linked by glycosidic bonds. This compound can be modified to create new compounds with new properties. The methylation and fluorination reactions are two examples of modifications that can be performed on this compound. 1,2:3,4-Di-O-isopropylidene-b-L-arabinopyranose has been shown to be an effective inhibitor of human T lymphocyte proliferation in vitro.

CAS Number	27820-98-0
Product Name	1,2:3,4-Bis-O-(1-methylethylidene)-beta-L-arabinopyranose
IUPAC Name	(1S,2R,6R,9S)-4,4,11,11-tetramethyl-3,5,7,10,12-pentaoxatricyclo[7.3.0.02,6]dodecane
Molecular Formula	C11H18O5
Molecular Weight	230.26
InChI	InChI=1S/C11H18O5/c1-10(2)13-6-5-12-9-8(7(6)14-10)15-11(3,4)16-9/h6-9H,5H2,1-4H3/t6-,7-,8+,9+/m0/s1
InChI Key	PITVFGWVJISGEN-RBXMUDONSA-N
SMILES	CC1(OC2COC3C(C2O1)OC(O3)(C)C)C

CAS No: 27820-98-0 MDL No: MFCD08704091 Chemical Formula: C11H18O5 Molecular Weight: 230.26

COA:

Product name: 1,2:3,4-di-O-isopropylidene-β-L- arabinopyranose

M.F.: C₁₁ H₁₈O₅M.W.: 230.26 CAS: 27820-98-0

Batch No: 20070725 Quantity: 320g

*Items*	*Standards*	*Results*
Appearance	White crystalline power	Positive
Solubility	Readily soluble in alcohol and chloroform, almost insoluble in water	Complies
Appearance of solution	Dissolve0.5 gin 10 ml of chloroform, and the solution is clear	Complies
Identification	IR and TLC	Positive
Melting point	40 - 42 °C	40 - 42 °C
Water	Max. 1%	Complies
Sulphates	Max. 0.1%	Complies
Residue on ignition	Max. 0.5%	Complies
Heavy metals	Max. 0.1%	Complies
Assay by TLC	Min. 98%	Complies