methyl-α-d-xylopyranose

structural formula

• numbering system
• physical property data
• toxicological data
• ecological data
• molecular structure data
• computing chemical data
• more
  • properties and stability
  • storage method
  • synthesis method
  • purpose

numbering system

cas number:91-09-8

mdl number:none

einecs number:202-040-6

rtecs number:none

brn number:none

pubchem id:none

physical property data

1. characteristics: crystalline.

2. density (g/ml,25/4℃)： undetermined

3. relative vapor density (g/ml,air=1): undetermined

4. melting point (ºc):90 ～92

5. boiling point (ºc,normal pressure): undetermined

6. boiling point (ºc,5.2kpa): undetermined

7. refractive index: undetermined

8. flash point (ºc): undetermined

9. specific optical rotation (º):[α]d20 +153.9°（c=10, in water)

10. autoignition point or ignition temperature (ºc): undetermined

11. vapor pressure (kpa,25ºc): undetermined<span lang=en-us style="font-size: 9pt��5

4 , number of rotatable chemical bonds: 1

5 , number of tautomers:

6、 topological molecular polar surface area ( tpsa): 79.2

7 , number of heavy atoms: 11

8 , surface charge: 0

9 , complexity: 128

10 , isotope atomic number: 0

11 , determine the number of atomic stereocenters: 4

12 , uncertain number of atomic stereocenters: 0

13 , determine the number of stereocenters of chemical bonds: 0

14 , uncertain number of chemical bond stereocenters: 0

15 , number of covalent bond units: 1

properties and stability

none

storage method

this product should be kept sealed.

synthesis method

none

purpose

for biochemical research.

text-indent: -18pt; text-align: left; tab-stops: list 45.0pt; mso-pagination: wi-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto” align =left>11, determine the number of atomic stereocenters: 4

12 , uncertain number of atomic stereocenters: 0

13 , determine the number of stereocenters of chemical bonds: 0

14 , uncertain number of chemical bond stereocenters: 0

15 , number of covalent bond units: 1

properties and stability

none

storage method

this product should be kept sealed.

synthesis method

none

purpose

for biochemical research.