Toluene diisocyanate manufacturer Knowledge Histamine Dihydrochloride Histamine Dihydrochloride

Histamine Dihydrochloride Histamine Dihydrochloride

Histamine dihydrochloride structural formula

Structural formula

Business number 0185
Molecular formula C5H9N3•2HCl
Molecular weight 184.07
label

2-(4-Imidazolyl)ethylamine hydrochloride,

2-(4-Imidazolyl)ethylamine dihydrochloride

Numbering system

CAS number:56-92-8

MDL number:MFCD00012703

EINECS number:200-298-4

RTECS number:MS1575000

BRN number:3624116

PubChem number:24277777

Physical property data

1. Characteristics: colorless Prismatic crystal or white crystalline powder. Odorless. Has a salty taste. Sensitive to light and air. Hygroscopic.


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


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


4. Melting point (ºC): 244246


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


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


7. Refractive index: not OK


8. Flashpoint (ºC): Undetermined


9. Specific optical rotation ( º): Undetermined


10. Spontaneous ignition point or ignition Combustion temperature (ºC): not OK


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


12. Saturated vapor pressure ( kPa,60ºC2. Molar volume (m3/mol):97.4


3. isotonic specific volume (90.2K):266.6


4. Surface Tension (dyne/cm):56.0


5. Polarizability10-24cm3<SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: Song Dynasty; mso-asci

Calculate chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 4

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: 2

6. Topological molecule polar surface area 54.7

7. Number of heavy atoms: 10

8. Surface charge: 0

9. Complexity: 64.7

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: 3

Properties and stability

None yet

Storage method

This product should be sealed and stored in a dry and dark place.

Synthesis method

None yet

Purpose

Biochemical studies, determination of histamine substrates.

>

Synthesis method

None yet

Purpose

Biochemical studies, determination of histamine substrates.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/22108

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