Poly(dimethylsiloxane), chlorine terminated - Average M ₙ~500 , CAS No.67923-13-1

CAS: 67923-13-1 Cat. No.: P670388 Molecular Weight: Mₙ~500 EC Number: 803-997-8
AVAILABLE TO ORDER
GRADE & PURITY Average M ₙ~500
Synonyms
Polydimethylsiloxane, chlorine terminated
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
P670388-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$279.90
25g
P670388-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$999.90
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Why this grade

Average M ₙ~500 for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Polydimethylsiloxane, chlorine terminated
Specifications & Purity
Average M ₙ~500
Storage
Room temperature
Shipped In
Normal
Names and Identifiers
Canonical SmilesC[Si](C)(O[Si](C)(C)Cl)O[Si](C)(C)Cl
IUPAC Namebis[[chloro(dimethyl)silyl]oxy]-dimethylsilane
InChIKeyGJIYNWRLGOMDEX-UHFFFAOYSA-N
INCHI1S/C6H18Cl2O2Si3/c1-11(2,7)9-13(5,6)10-12(3,4)8/h1-6H3
Isomeric SMILES C[Si](C)(O[Si](C)(C)Cl)O[Si](C)(C)Cl
Molecular Weight Mₙ~500
Reaxy-Rn 1763185
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1763185&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganometallic compounds
ClassOrganometalloid compounds
SubclassOrganosilicon compounds
Intermediate Tree Nodes Organoheterosilanes
Direct ParentOrganochlorosilanes
Alternative Parents Organic metalloid salts  Organic oxygen compounds  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Organochlorosilane - Organic metalloid salt - Organic oxygen compound - Hydrocarbon derivative - Organic salt - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as organochlorosilanes. These are organosilicon compounds where the tetravalent silicon atom is linked to one or more chlorine atoms.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
Refractive Indexn20/D 1.406 (lit.)
Flash Point(°F)185.0 °F - closed cup
Flash Point(°C)85 °C - closed cup
Boil Point(°C)>177℃ (lit.)
Molecular Weight277.360 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count4
Exact Mass275.999 Da
Monoisotopic Mass275.999 Da
Topological Polar Surface Area18.500 Ų
Heavy Atom Count13
Formal Charge0
Complexity167.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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