Poly(dimethylsiloxane), hydroxy terminated(PDMS) - viscosity ~750 cSt  , CAS No.70131-67-8

CAS: 70131-67-8 Cat. No.: P433353 Formule: HO-(C2H6OSi)n-H Numéro CE: 613-154-4
DISPONIBLE À COMMANDE
GRADE & PURITY viscosity ~750 cSt 
Synonyms
079V3J9O3X | DB11343 | silanole | UNII-079V3J9O3X
Storage
Room temperature
★
Size
Allemagne (EU)
USA*
Price
Qty
100ml
P433353-100ml
—
1 En stock
78,01€
500ml
P433353-500ml
1 En stock
1 En stock
260,23€
Enter a quantity for the sizes you want to add.
🧪
Why this grade

viscosity ~750 cSt  for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

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

📋

Quality documents

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

📚

Literature proof

Cited in 216 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonymes
079V3J9O3X | DB11343 | silanole | UNII-079V3J9O3X
Spécifications et pureté
viscosity ~750 cSt 
Conditions de stockage de stockage
Room temperature
Noms et identifiants
Pubchem Sid
Sourires canoniques
O[Si]
InChIKey
XQSFXFQDJCDXDT-UHFFFAOYSA-N
INCHI
1S/HOSi/c1-2/h1H
Isomères SMILES
O[Si]
Reaxy-Rn
15926686
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=15926686&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

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClasseMiscellaneous mixed metal/non-metals
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentMiscellaneous mixed metal/non-metals
Alternative Parents Metalloid salts  
Molecular FrameworkNot available
Substituents Miscellaneous mixed metal/non-metal - Inorganic metalloid salt
DescriptionThis compound belongs to the class of inorganic compounds known as miscellaneous mixed metal/non-metals. These are inorganic compounds containing non-metal as well as metal atoms but not belonging to afore mentioned classes.
External Descriptors Not available
Structure 3D
Modèle de structure chimique interactif





Certificats (CoA, COO, BSE/TSE et tableau d'analyse)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

9 results found

Lot NumberCertificate TypeDateArticle
L2308398Certificate of AnalysisSep 07, 2026 P433353
E2622005Certificate of AnalysisNov 03, 2025 P433353
L2508605Certificate of AnalysisNov 03, 2025 P433353
L2508651Certificate of AnalysisNov 03, 2025 P433353
D2502087Certificate of AnalysisNov 18, 2023 P433353
G2419042Certificate of AnalysisNov 18, 2023 P433353
L2308395Certificate of AnalysisNov 18, 2023 P433353
L2308396Certificate of AnalysisNov 18, 2023 P433353
L2308397Certificate of AnalysisNov 18, 2023 P433353
Propriétés chimiques et physiques
Indice de réfractionn20/D 1.406
Point d'éclair (°C)> 113.00 °C - closed cup
Point d'ébullition (°C)>200 °C
Poids moléculaire45.092 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass44.9797 Da
Monoisotopic Mass44.9797 Da
Topological Polar Surface Area20.200 Ų
Heavy Atom Count2
Formal Charge0
Complexity2.000
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
FAQ et articles
Understanding Silicone Resins from Their Structure: Siloxane Backbones, M/D/T/Q Units, and Coating Performance Regulation
Structure–Property Relationship of Silicone Resins: Mechanisms of Heat Resistance, Weatherability, Hydrophobicity, and Coating Performance Analysis
Silicone Resin Coating Formulation Design: From Application Conditions to Matching Resins, Pigments and Fillers, Curing, and Substrates
The Role of Polyether-Modified Polysiloxanes in Controlling Coating Leveling and Smooth Tactile Feel: Molecular Structure, Surface Migration, and Interfacial Control Mechanisms
Starting from Dimethicone: An Analysis of the Structure, Properties, and Formulation Selection of Personal Care Silicones
Mechanism of Action and Selection Logic of Defoamers for Daily Chemical Products: Foam Stability, Foam-Breaking Mechanisms, and Representative Raw Material Analysis
Citations of This Product
Calculateurs de solution
Avis

Avis des clients

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.