CAS 1873-88-7 1,1,1,3,5,5,5-Heptamethyltrisiloxane
1 Inquiries
1873-88-7
Industrial Grade
99%
SHANGHAI
200L DRUM
2026-08-06
Organic Intermediate
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Product Description
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Seller Information
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Inquiry History
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DescriptionECHEMI Editorial ReferenceLiquidBasic Info
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Product Name:
1,1,1,3,5,5,5-Heptamethyltrisiloxane
Other Name:Trisiloxane,1,1,1,3,5,5,5-heptamethyl-;1,1,1,3,5,5,5-Heptamethyltrisiloxane;Methylbis(trimethylsilyloxy)silane;2,2,4,6,6-Pentamethyl-3,5-dioxa-2,4,6-trisilaheptane;Bis(trimethylsilyloxy)methylsilane;Methylbis(trimethylsiloxy)silane;Bis(trimethylsiloxy)methylsilane;1,1,1,3,5,5,5-Heptamethylsiloxane;Heptamethylhydrotrisiloxane;SIB 1844.0;SIB 1844;2-Hydro-1,1,1,2,3,3,3-heptamethyltrisiloxane
CAS No.:1873-88-7
Molecular Formula:C7H22O2Si3
InChIKeys:InChIKey=QNWOFLWXQGHSRH-UHFFFAOYSA-N
Molecular Weight:222.50500
Exact Mass:222.50
EC Number:217-496-1
HScode:2934999090
Categories:
Characteristics-
PSA:
18.46000
XLogP3:2.53970
Appearance:Colourless liquid
Density:0.813 g/cm3
Melting Point:<0ºC
Boiling Point:141-142 °C
Flash Point:82
Refractive Index:1.382
Hazard IdentificationClassification of the substance or mixture
Flammable liquids, Category 3
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H226 Flammable liquid and vapour
Precautionary statement(s) Prevention P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P240 Ground and bond container and receiving equipment.
P241 Use explosion-proof [electrical/ventilating/lighting/...] equipment.
P242 Use non-sparking tools.
P243 Take action to prevent static discharges.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse affected areas with water [or shower].
P370+P378 In case of fire: Use ... to extinguish.
Storage P403+P235 Store in a well-ventilated place. Keep cool.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
Organic Intermediate
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Location:
Room 1001, No. 3 Building, Jiaye International City, Jinrong 3 Street
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Payment Terms:
D/P,L/C,D/A,TT against B/L draft before shipment
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Average lead Time:
14 days
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Total Annual Revenue:
$50 million-$100 million
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Total Employees:
11-50
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Year of Establishment:
2003
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Inquiry History1 Inquiries
Country Product Purchase Quantity Date Posted 
Indonesia
99% 1,1,1,3,5,5,5-Heptamethyltrisiloxane
1 20' Fcl Jul 6, 2026 Post an enquiry for this product
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