CAS No.21700-74-3,CHLOROPHENYLTRIETHOXYSILANE Suppliers,MSDS download

Products Categories

Organic Chemicals (15)
Pharmaceutical (14)
Others (3)
Reagent (2)

Basic Information

Molecular Structure:
CAS No.:	21700-74-3
Name:	CHLOROPHENYLTRIETHOXYSILANE
Article Data:	8

Formula:	C₁₂H₁₉ClO₃Si
Molecular Weight:	274.82
Synonyms:	p-Chlorophenyltriethoxysilane7%;
EINECS:	244-533-9
Density:	1.08 g/cm³
Melting Point:	<0°C
Boiling Point:	180.8 °C at 760 mmHg
Flash Point:	90.6 °C
Risk Codes:	36/37/38
Safety:	26-36/37/39
PSA:	27.69000
LogP:	2.59540

Total:29 Page 1 of 1 1

Post a RFQ

Cas No.:

Product Name:

Quantity:

Email:

Company name:

Valid Period:

Detailed Requirements:

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

What can I do for you?
Get Best Price

Get Best Price for 21700-74-3

Specification

The Benzene,1-chloro-4-(triethoxysilyl)-, with the CAS registry number of 21700-74-3, is also known as p-Chlorophenyltriethoxysilane7%. Its EINECS registry number is 244-533-9. This chemical's molecular formula is C₁₂H₁₉ClO₃Si and molecular weight is 274.82. What's more, its IUPAC name is (4-Chlorophenyl)-triethoxysilane. In addition, it must be placed in a dry, cool place.

Physical properties about the Benzene,1-chloro-4-(triethoxysilyl)- are: (1)ACD/LogP: 1.76; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.76; (4)ACD/LogD (pH 7.4): 1.76; (5)ACD/BCF (pH 5.5): 12.73; (6)ACD/BCF (pH 7.4): 12.73; (7)ACD/KOC (pH 5.5): 215.06; (8)ACD/KOC (pH 7.4): 215.06; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 35.53 Å²; (13)Index of Refraction: 1.584; (14)Molar Refractivity: 32.54 cm³; (15)Molar Volume: 97.1 cm³; (16)Surface Tension: 49.9 dyne/cm; (17)Density: 1.401 g/cm³; (18)Flash Point: 90.6 °C; (19)Enthalpy of Vaporization: 41.71 kJ/mol; (20)Boiling Point: 180.8 °C at 760 mmHg; (21)Vapour Pressure: 0.879 mmHg at 25 °C.

Preparation: this chemical is prepared by reaction of (4-Chloro-phenyl)-triethoxy-silane with Chlorobenzene. The reaction needs reagent i-Pr₂NEt and solvent 1-Methyl-pyrrolidin-2-one. The reaction time is 4 h with reaction temperature of 20 °C. The yield is about 72 %.

Uses: it is used to produce other chemicals. For example, it is used to produce 1-Chloro-4-cyclohex-2-enyl-benzene. This reaction needs reagent TBAF and Pd(dba)₂. Meanwhile, it needs solvent Tetrahydrofuran. The reaction time is 12 h with reaction temperature of 60 °C. The yield is about 87 %.

When you are using this chemical, please be cautious about it as the following:
As a chemical, it is irritating to eyes, respiratory system and skin. If contact with eyes accidently, rinse immediately with plenty of water and seek medical advice. In addition, during using it, wear suitable protective clothing, gloves and eye/face protection.

You can still convert the following datas into molecular structure:
(1) SMILES: O=C1Oc2ccccc2O1
(2) InChI: InChI=1/C7H4O3/c8-7-9-5-3-1-2-4-6(5)10-7/h1-4H
(3) InChIKey: NZPSDGIEKAQVEZ-UHFFFAOYAF