国产精品久久久久久免费观看,亚洲精品视频自拍,三上悠亚一区二区 http://www.mimgu.com The Leading Supplier of China Amine Catalysts Fri, 17 May 2024 06:55:24 +0000 zh-CN hourly 1 https://wordpress.org/?v=6.1.7 http://www.mimgu.com/wp-content/uploads/2023/12/1.jpg Hexamethylammonium bromide – Amine Catalysts http://www.mimgu.com 32 32 Hexamethylammonium bromide http://www.mimgu.com/archives/48876 Fri, 17 May 2024 06:55:24 +0000 http://www.mimgu.com/archives/48876 Hexamethylammonium bromide structural formula

Structural formula

Business number 0172
Molecular formula C12H30Br2N2
Molecular weight 362.19
label

Hexamethonium bromide,

Hexane-1,6-bis(trimethylammonium bromide),

N,N,N,N′,N′,N′-Hexamethylhexamethylenediammonium dibromide

Numbering system

CAS number:55-97-0

MDL number:MFCD00011787

EINECS number:200-249-7

RTECS number:BQ8575000

BRN number:3715749

PubChem number:24278459

Physical property data

1. Character:White crystalline powder. Virtually odorless. Unsavory.


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


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


4. Melting point (oC): 274276 -font-kerning: 0pt”>


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


6. Boiling point (oC, 1.60kPa): Undetermined.


7. Refractive index: Undetermined


8. Flash Point (oC): Undetermined


9. Specific optical rotation (o): Undetermined


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


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


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


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


14. Critical temperature (oC): Undetermined


15. Critical pressure (KPa): Undetermined


16. Oil and water (octanol/Water ) Logarithmic value of partition coefficient: Undetermined


17. Explosion limit (%,V/V): Undetermined


18. Lower explosion limit (%,V/V): Undetermined


19. Solubility:Hygroscopic. Soluble in water and ethanol, insoluble in acetone, chloroform and ether. 1%Aqueous solutionpHfor6.27.0.

Toxicological data

1, acute toxicity: Rat oral LD50: 2891mg/kg; rat subcutaneous LD50 : 200mg/kg; Rat intravenous LD50: 64130ug/kg; Mouse oral LD50: 838mg/kg;
Mouse abdominal cavity LD50: 70 mg/kg; Mouse subcutaneous LD50: 78mg/kg; mouse intravenous LD50: 22mg/kg ; Rabbit vein LD50: 50300ug/kg
2, reproductive toxicity: subcutaneous in women TDLo: 46mg/kg, 31-34 days after conception

Ecological data

None

Molecular structure data

None

Compute chemical data

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


2. Number of hydrogen bond donors: 0


3. Number of hydrogen bond acceptors: 7


4. Number of rotatable chemical bonds: 2


5. Number of tautomers:


6. Topological molecular polar surface area (TPSA): 0


7. Number of heavy atoms: 16


8. Surface charge: 0


9. Complexity: 121


10. Number of isotope atoms: 0


11. Determine the number of atomic stereocenters: 0


12. The number of uncertain atomic stereocenters: 0


13. Determine the number of stereocenters of chemical bonds: 0


14. No Determine the number of stereocenters of chemical bonds: 0


15. Number of covalent bond units: 3

Properties and stability

None

Storage method

This product should be sealed and stored dry.

Synthesis method

Made from adipic acid as raw material

Purpose

For biochemical research. This product is a quaternary ammonium ganglion blocking drug. The blood pressure reducing effect is strong and fast. For severe hypertension. The preparation is an injection

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