Home > All categories> Household Chemicals> Cosmetics Materials> Surfactants> Heptamethyltrisiloxane

Heptamethyltrisiloxane

Get Latest Price >

FOB Price contact us for price

Origin: China

Cas No: 1873-88-7

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

Vendor:

Payment Terms:

Inquiry now

* Send an Inquiry to us

Add to wishlist

* Name your price
* Start order doesn't mean buying now

Products Specification
Product Description

Quick Details
Classification:
Chemical Auxiliary Agent
CAS No.:
1873-88-7
Other Names:
1,1,1,3,5,5,5-Heptamethyltrisiloxane
MF:
C7H22O2Si3
EINECS No.:
217-496-1
Purity:
99
Place of Origin:
Shandong, China
Type:
Methacrylate Silanes
Usage:
Coating Auxiliary Agents, Plastic Auxiliary Agents, Rubber Auxiliary Agents
Brand Name:
LOOK
Model Number:
WJY-1873-88-7
CAS:
1873-88-7
Assay:
99.0 %min
Melting point:
<0°C
Boiling point:
142 °C
Density:
0.819 g/mL at 25 °C
refractive index:
n20/D 1.382
Fp:
82 °F
Storage:
Flammables area
Form:
Liquid
Specific Gravity:
0.8136
Packaging&Delivery
Packaging Details
Iron drum & plastic drum packaging
1200kg/drum
850kg/drum
200kg/drum&plastic drum
180kg/drum&plastic drum
25kg/plastic drum&Cardboard bucket

Plastic bag & kraft paper bag
1200kg/bag
50kg/plastic bag
25kg/plastic bag&kraft paper bag
Port
any port in China
Products Description
Product name
1,1,1,3,5,5,5-Heptamethyltrisiloxane
CAS NO
1873-88-7
Application
Silane Coupling Agents
Color
colorless
MOQ
1KG

Property

CAS No.: 1873-88-7 Formula: C7H22O2Si3 Molecular Weight: 222.50500

Description

Heptamethyltrisiloxane is used to catalyze reduction reactions in organic syntheses.

Basic Info

Chemical Name	Heptamethyltrisiloxane
Synonyms	(TMSO)2MeSi; HSi(OSMe3)2Me; Methylbis(trimethylsilyloxy)silane; Trisiloxane, 1,1,1,3,5,5,5-heptamethyl-; Trisiloxane,1,1,1,3,5,5,5-heptamethyl; HSi(OSiMe3)2Me; Methylpolysilicone; (Me3SiO)2MeSiH; HSi(OTMS)2Me; 1,1,1,3,5,5,5-Heptamethyltrisiloxane; Bis(trimethylsiloxy)methylsilane; methyl-bis(trimethylsilyloxy)silicon;
CAS No.	1873-88-7
Molecular Formula	C7H22O2Si3
Molecular Weight	222.50500
PSA	18.46000
LogP	2.53970

Properties

Appearance & Physical State	Colourless liquid
Density	0.819
Boiling Point	142ºC
Melting Point	<0ºC
Flash Point	82
Refractive Index	1.382
Stability	Stable. Flammable. Incompatible with strong oxidizing agents.

Safety Info

Safety Statements	S26-S36
HS Code	2934999090
WGK Germany	3
RIDADR	UN 1993
Risk Statements	R10; R36/37/38
Hazard Codes	Xi
Hazard Declaration	H225; H315; H319; H335
Symbol	GHS02, GHS07
Caution Statement	P210; P261; P305 + P351 + P338
Signal Word	Danger

Synthesis Route

PENTAMETHYLDISILOXANE→hexamethyldisiloxane+Heptamethyltrisiloxane
Dichloromethylsilane+chlorotrimethylsilane→Heptamethyltrisiloxane+1,1,1,3,5,7,7,7-Octamethyltetrasiloxane
Dichloromethylsilane+chlorotrimethylsilane→Heptamethyltrisiloxane+1,1,1,3,5,7,7,7-Octamethyltetrasiloxane

Precursor

Dichloromethylsilane
SODIUM TRIMETHYLSILANOLATE
hexamethyldisiloxane
chlorotrimethylsilane

Downstream Product

ethoxy(trimethyl)silane
hexadecyl-methyl-bis(trimethylsilyloxy)silane
3-Aminopropylbis(trimethylsiloxy)methylsilane
trimethylsilyl benzoate

Hot tags: heptamethyltrisiloxane, China, manufacturers, suppliers, factory, wholesale, low price, high quality