Polyether_Polyether Polyol Knowledge D-erythroamine D-erythro-Sphingosine

D-erythroamine D-erythro-Sphingosine

D-erythroamine structural formula

Structural formula

Business number 03H5
Molecular formula C18H37NO2
Molecular weight 299.49
label

D-sphingosine,

D-Sphingosine,

D-Sphingosine (cow); Sphingosine;,

4-Sphingenine,

trans-D-erythro-2-Amino-4-octadecene-1,3-diol,

aliphatic compounds

Numbering system

CAS number:123-78-4

MDL number:MFCD00036751

EINECS number:204-651-3

RTECS number:None

BRN number:1727294

PubChem ID:None

Physical property data

Properties: White needle-like crystals. Sensitive to moisture and light.
Melting point: 82.5~83
Solubility: soluble in chloroform, ethanol, methanol and acetone, insoluble in water.

Toxicological data

None yet

Ecological data

None yet

Molecular structure data

5. Molecular property data:


1. Molar refractive index: 92.02


2. Molar volume (m3/mol): 318.7


3. isotonic specific volume (90.2K):792.7


4. Surface Tension (dyne/cm):38.2


5. Polarizability10-24cm3):36.47

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 5.3

2. Number of hydrogen bond donors: 3

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 15

5. Number of tautomers: none

6. Topological molecule polar surface area 66.5

7. Number of heavy atoms: 21

8. Surface charge: 0

9. Complexity: 231

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 2

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 1

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

None yet

Storage method

Seal and store in a dry place below 0 degrees Celsius and away from light.

Synthesis method

None yet

Purpose

biochemical research

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.polyether-factory.com/archives/16468

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