日本欧美视频在线观看,国产精品亚洲综合一区,seerx性欧美巨大 http://www.gengheonline.cn The Leading Supplier of China Amine Catalysts Tue, 28 May 2024 09:56:47 +0000 zh-CN hourly 1 https://wordpress.org/?v=6.1.7 http://www.gengheonline.cn/wp-content/uploads/2023/12/1.jpg trimethylamine borane – Amine Catalysts http://www.gengheonline.cn 32 32 trimethylamine borane http://www.gengheonline.cn/archives/49316 Tue, 28 May 2024 09:56:47 +0000 http://www.gengheonline.cn/archives/49316 Trimethylamine borane structural formula

Structural formula

Business number 01J7
Molecular formula C3H12BN
Molecular weight 72.95
label

Trimethylaminoboron,

triphenylphosphine borane,

Borane Trimethylamine Complex,

Borane-trimethylamine Complex,

Trimethylamine borane,

(CH3)3N·BH3

Numbering system

CAS number:75-22-9

MDL number:MFCD00012420

EINECS number:200-850-4

RTECS number:PA0525000

BRN number:3905060

PubChem number:24849578

Physical property data


1. Character:Crystal. Sensitive to moisture. solid in100℃Stable.


2.Density (g/mL,25/4℃): Undetermined


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


4. Melting point (oC): 94


5. Boiling point (oC,Normal pressure):72


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): 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 /Log value of the partition coefficient of water: Undetermined


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


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


19. Solubility: Undetermined.


Toxicological data

1, acute toxicity


大Mouse abdominal cavityLD50: 175mg/kg


小Mouse abdominal cavityLD50:140mg/kg


2. Teratogenicity


Mouse: 10umol/L


E. coli: 10umol/plate

Ecological data

None yet

Molecular structure data

None yet

Compute chemical data

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


2. Number of hydrogen bond donors:0


3. Number of hydrogen bond acceptors:0


4. Number of rotatable chemical bonds:0


5. Number of tautomers:


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


7. Number of heavy atoms:5


8. Surface charge:1


9. Complexity:28.4


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 stereocenters of chemical bonds:0


14. Uncertain number of chemical bond stereocenters:0


15. Number of covalent bond units:1

Properties and stability

Storage method

This product should be inert Gas-sealed and stored in a cool and dry place.

Synthesis method

None yet

Purpose

Keto and Schiff Bases (Schiff bases) reduction and hydroboration of alkenes. Exchange with acidic deuterium oxide to prepare deuterated reduced compounds.

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