Structural formula
| Business number | 111Q |
|---|---|
| Molecular formula | C2H10BN |
| Molecular weight | 58.92 |
| label |
dimethylaminoborane, Borane dimethylamine complex, Borane dimethylamine, dimethylamine boron, Boron Hydride Dimethylamine, Dimethylamine compound with borane, Dimethylamineborane |
Numbering system
CAS number:74-94-2
MDL number:MFCD00051068
EINECS number:200-823-7
RTECS number:IP9450000
BRN number:None
PubChem number:24850856
Physical property data
1. Character: white–Yellow solid
2. Density (g/mL,20℃): 0.69
3. Relative vapor density (g/mL,AIR=1): Undetermined
4. Melting point (ºC):33 -37
5. Boiling point (ºC,Normal pressure): Undetermined
6. Boiling point (ºC,5.2kPa):59-65
7. Refractive Index: Undetermined
8. Flash Point (ºC): 65
9. Specific optical rotation (º): Undetermined
10. Autoignition point or ignition temperature (ºC):175
11. Vapor pressure (mbar,70ºC): 5.3
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/Logarial value of the partition coefficient (water): Undetermined
17. Explosion limit (%, V/V): Undetermined
18. Lower explosion limit (%,V/V): Undetermined
19. Solubility: soluble in water125g/L(20 ºC)
Toxicological data
1, acute toxicity: rat subcutaneously LD50: 3mg/ kg; mice orally LD: >1mg/kg; mice intravenously LDLo: 50mg/kg; pigeons intravenously LDLo: 2080mg/kg; subcutaneous contact in frogsLDLo: 110mg/kg; dermal contact in rabbitsLD50: 210mg/kg; rabbit intraperitoneally LD50: 35100μg/kg; Guinea pig oral LDLo: 50mg/kg ; Guinea pig transperitoneal LD50: 55900μg/kg.
2, mutagenicity
DNAInhibiting ascites tumors in mice: 100μmol/ L;
Mutation of mouse ascites tumor: 100μmol/L;
Ecological data
Mildly hazardous to water, avoid contact of undiluted or large quantities of product with groundwater, waterways or sewage systems.
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: 1
4. Number of rotatable chemical bonds: 0
5. Number of tautomers:
6. Topological molecular polar surface area (TPSA): 3.2
7. Number of heavy atoms: 4
8. Surface charge: 0
9. Complexity: 13.5
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. Uncertain chemical bond stereocenterQuantity: 0
15. Number of covalent bond units: 1
Properties and stability
Sensitive to water and air.
With strong oxidizing agents, Acid, oxygen, heavy metal reactions.
Storage method
Stored in a cool, ventilated warehouse . Keep away from fire and heat sources. Protect from direct sunlight. The packaging is sealed. They should be stored separately from oxidants and food chemicals, and avoid mixed storage. Equipped with the appropriate variety and quantity of fire equipment. Suitable materials should be available in the storage area to contain spills.
Synthesis method
None
Purpose
Used for reductive alkylation of proteins.
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