Epoxy curing agent Knowledge Chlorpheniramine Maleate Chlorpheniramine Maleate

Chlorpheniramine Maleate Chlorpheniramine Maleate

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Chlorpheniramine Maleate Structural Formula

Structural formula

Business number 0374
Molecular formula C20H23ClN2O4
Molecular weight 390.86
label

Chlorpheniramine maleate,

1-p-Chlorophenyl-1-(2-pyridyl)-3-dimethylaminopropane,

2-(p-Chloro-alpha-(2-(dimethylamino)ethyl)benzyl)-pyridinmaleate,

Antagonist

Numbering system

CAS number:113-92-8

MDL number:MFCD00069225

EINECS number:205-054-0

RTECS number:US6504000

BRN number:None

PubChem number:24277767

Physical property data

1. Characteristics: White crystalline powder, Odorless and bitter.


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


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


4. Melting point (ºC):131- 135


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


6. Boiling point (ºC,KPa)Undetermined


7. Refractive index n20/D):Undetermined


8. Flashpoint (ºC): Undetermined


9. Specific optical rotation (ºC): Undetermined


10. Autoignition point or ignition temperature (ºC): Undetermined


11. Vapor pressure (mmHg,38ºC): Undetermined


12. Saturated vapor pressure (kPa, ºC): Undetermined


13. Heat of combustion (KJ/mol): Undetermined


14. Critical temperature (ºC): Undetermined


15. Critical pressure (KPa): Undetermined


16.&nbNetherlands:0


9. Complexity :379


10. Number of isotope atoms:0


11. Determine the number of atomic stereocenters:0


12. Uncertain number of atomic stereocenters:1


13. Determine the number of stereocenters of chemical bonds:1


14. Uncertain number of chemical bond stereocenters:0


15. Number of covalent bond units: 2



Properties and stability

Avoid contact with oxides.

Storage method

Stored in a cool, ventilated warehouse. Keep away from fire and heat sources. They should be stored separately from oxidants, etc. and avoid mixed storage. Equipped with corresponding varieties and quantities of


Firefighting equipment. The storage area should be equipped with emergency release equipment and suitable containment materials.

Synthesis method

It is derived from the salt formation of chlordrimitone and maleic acid.

Purpose

The antihistamine effect of this product exceeds that of diphenhydramine and promethazine, with a small dosage and mild side effects. It is used for urticaria, vasodilatory rhinitis, colds, asthma, rhinitis, contact dermatitis, and also for allergies, insect bites and motion sickness caused by drugs and food.

NT-SIZE: 9pt; FONT-FAMILY: Arial”>2



Properties and stability

Avoid contact with oxides.

Storage method

Stored in a cool, ventilated warehouse. Keep away from fire and heat sources. They should be stored separately from oxidants, etc. and avoid mixed storage. Equipped with corresponding varieties and quantities of


Firefighting equipment. The storage area should be equipped with emergency release equipment and suitable containment materials.

Synthesis method

It is derived from the salt formation of chlordrimitone and maleic acid.

Purpose

The antihistamine effect of this product exceeds that of diphenhydramine and promethazine, with a small dosage and mild side effects. It is used for urticaria, vasodilatory rhinitis, colds, asthma, rhinitis, contact dermatitis, and also for allergies, insect bites and motion sickness caused by drugs and food.

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