call us : +8613866722531

send a message : pweiping@techemi.com

Products
Home Silicone Methyl Series Products

Hexamethyldisilylurea CAS:18297-63-7 (BSU )

New Products

latest news

Chinese National Day

Chinese National Day

Dear Customer: Hello! Thank you for your continued support for our company. The National Day is coming. In order to allow our employees to enjoy this important holiday, we will make the following adju...

Hexamethyldisilylurea CAS:18297-63-7 (BSU )

Name: 1,3-Bis (trimethylsilyl) urea
CAS number: 18297-63-7
Molecular formula: C7H20N2OSi2
Molecular weight: 204.42
EINECS number: 242-177-9
Mol file: 18297-63-7.mol
  • Product Details

Specification

Melting point 219-221 ° C (lit.)
Boiling point 222 ° C
Density 0.887
Vapor pressure 0.002-1850Pa at 25 ℃
Flash point 65 ° C
Storage conditions Inert atmosphere, Room Temperature
Soluble 100mg/mL, clear to slightly hazy, colorless to light yellow
Form solid
Acidity coefficient (pKa) 16.51 ± 0.46 (Predicted)
Color White to Most white
Reacts with water solubility
Sensitivity
Hydrolysis sensitivity 7: Reacts slowly with moisture/water

Applications

It is an excellent silanization reagent that can replace active hydrogen atoms in organic molecules with trimethylsilicon atomic groups. This product is β- The most ideal silane protecting agent in the synthesis of lactam antibiotics. Silanization reagents can be used in the production of cephalosporin IV and cephalosporin VI.


Package: 200kg/drum

send a message
For better quotations, include:quantity;package of products you need;Special requests, if any.
If you have questions or suggestions,please leave us a message,your inquiry will be replied within 12 hours.
Related Product
Methyltrichlorosilane MTCS CAS NO.75-79-6

Methyltrichlorosilane Wholesale MTCS CAS NO.75-79-6

Name:Methyltrichlorosilane CAS No.:75-79-6 Appearance: Colorless transparent liquid Molecular formula: CCl3Si Molecular Weight: 146.4536 Relative density (water=1): 1.28 Flash point: -9℃ (closed cup) Melting point: -90℃ Boiling point: 66℃

Methyltrichlorosilane

Methyltrichlorosilane

Name:Methyltrichlorosilane CAS No.:75-79-6 Appearance: Colorless transparent liquid Molecular formula: CCl3Si Molecular Weight: 146.4536 Relative density (water=1): 1.28 Flash point: -9℃ (closed cup) Melting point: -90℃ Boiling point: 66℃

75-79-6

75-79-6

Name:Methyltrichlorosilane CAS No.:75-79-6 Appearance: Colorless transparent liquid Molecular formula: CCl3Si Molecular Weight: 146.4536 Relative density (water=1): 1.28 Flash point: -9℃ (closed cup) Melting point: -90℃ Boiling point: 66℃

Trichloromethylsilane CAS NO.75-79-6

Trichloromethylsilane CAS NO.75-79-6

Name:Methyltrichlorosilane CAS No.:75-79-6 Appearance: Colorless transparent liquid Molecular formula: CCl3Si Molecular Weight: 146.4536 Relative density (water=1): 1.28 Flash point: -9℃ (closed cup) Melting point: -90℃ Boiling point: 66℃

Dichlorodimethylsilane CAS NO.75-78-5

Dichlorodimethylsilane CAS NO.75-78-5

Name:Dichlorodimethylsilane CAS No.:75-78-5 Appearance: Colorless transparent liquid Molecular formula: C2H6Cl2Si Molecular Weight: 129.0605 EINECS No.:200-901-0 Density: 1.075g/cm3 Melting point: -76℃ Boiling point: 70°C at 760 mmHg Vapor Pressure: 143mmHg at 25°C Refractive index: 1.4023 Flash point: -8.9℃ Solubility: soluble in benzene and ether.

75-78-5

75-78-5

Name:Dichlorodimethylsilane CAS No.:75-78-5 Appearance: Colorless transparent liquid Molecular formula: C2H6Cl2Si Molecular Weight: 129.0605 EINECS No.:200-901-0 Density: 1.075g/cm3 Melting point: -76℃ Boiling point: 70°C at 760 mmHg Vapor Pressure: 143mmHg at 25°C Refractive index: 1.4023 Flash point: -8.9℃ Solubility: soluble in benzene and ether.

Organic Silicon DMDCS CAS 75-78-5

Factory Wholesale Dichlorodimethylsilane (M2/DMDCS) CAS NO.75-78-5

Name:Dichlorodimethylsilane CAS No.:75-78-5 Appearance: Colorless transparent liquid Molecular formula: C2H6Cl2Si Molecular Weight: 129.0605 EINECS No.:200-901-0 Density: 1.075g/cm3 Melting point: -76℃ Boiling point: 70°C at 760 mmHg Vapor Pressure: 143mmHg at 25°C Refractive index: 1.4023 Flash point: -8.9℃ Solubility: soluble in benzene and ether.

Dimethylsilyl Dichloride CAS NO.75-78-5

Dimethylsilyl Dichloride CAS NO.75-78-5

Name:Dichlorodimethylsilane CAS No.:75-78-5 Appearance: Colorless transparent liquid Molecular formula: C2H6Cl2Si Molecular Weight: 129.0605 EINECS No.:200-901-0 Density: 1.075g/cm3 Melting point: -76℃ Boiling point: 70°C at 760 mmHg Vapor Pressure: 143mmHg at 25°C Refractive index: 1.4023 Flash point: -8.9℃ Solubility: soluble in benzene and ether.

 
If you have questions or suggestions,please leave us a message,your inquiry will be replied within 12 hours.