Toluene diisocyanate manufacturer Knowledge Dipyridamole Dipyridamole

Dipyridamole Dipyridamole

Structural formula of bipyrimidineamine

Structural formula

Business number 019E
Molecular formula C24H40N8O4
Molecular weight 504.63
label

Octadecyl succinic anhydride

Numbering system

CAS number:58-32-2

MDL number:MFCD00010555

EINECS number:200-374-7

RTECS number:KK7450000

BRN number:None

PubChem number:24277705

Physical property data

1. Character: dark yellow needle-shaped crystallization. Odorless. Bitter taste.


2. Density ( g/mL,25/4℃) : Undetermined


3. Relative vapor density ( g/mL,AIR =1): Undetermined


4. Melting point ( ºC): 163


5. Boiling point ( ºC,Normal pressure): Undetermined


6. Boiling point ( ºC,5.2kPa): Undetermined


7. Refractive Index: Undetermined


8. Flashpoint (ºC): Undetermined


9. Specific optical rotation (º): Undetermined


10. Autoignition point or ignition temperature (ºC): Not OK


11. Vapor pressure (kPa,25ºC): Undetermined


12. Saturation vapor pressure (kPa,60ºC): Undetermined


13. 1. Molar refractive index: 139.39


2. Molar Volume (m3/mol):373.0


3. isotonic specific volume (90.2K):1121.0


4. Surface Tension (dyne/cm):81.5


5. Polarizability(10-24cm3): 55.25

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 0.7

2. Number of hydrogen bond donors: 4

3. Number of hydrogen bond acceptors: 12

4. Number of rotatable chemical bonds: 12

5. Number of tautomers: none

6. Topological molecule polar surface area 145

7. Number of heavy atoms: 36

8. Surface charge: 0

9. Complexity: 561

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

None

Storage method

This product should be sealed in0Store dry and below ℃.

Synthesis method

Aminoorotic acid (see 02470) obtained by cyclization, chlorination and condensation.

Purpose

For biochemical research. Medicine (vasodilators).

zc”>Storage method

This product should be sealed in0Store dry and below ℃.

Synthesis method

Aminoorotic acid (see 02470) obtained by cyclization, chlorination and condensation.

Purpose

For biochemical research. Medicine (vasodilators).

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/22459

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