Dimethylsilanediol - ≥98%, Monomer and polymer mixture , CAS No.1066-42-8

CAS: 1066-42-8 Cat. No.: D691438 Molecular Weight: 92.17 EC Number: 213-915-7 PubChem CID: 14014
AVAILABLE TO ORDER
GRADE & PURITY ≥98% Monomer and polymer mixture
Synonyms
1,1-Dimethylsilanediol | Dihydroxydimethylsilane | Dimethyldihydroxysilane
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
D691438-50mg
4

$131.90

$168.90
Save $37.00 (21.91%)
250mg
D691438-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$386.90

$587.90
Save $201.00 (34.19%)
1g
D691438-1g
1

$1,142.90

$1,646.90
Save $504.00 (30.60%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥98%, Monomer and polymer mixture for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
1,1-Dimethylsilanediol | Dihydroxydimethylsilane | Dimethyldihydroxysilane
Specifications & Purity
≥98%, Monomer and polymer mixture
Storage
Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Product Properties
ALogPNULL
Names and Identifiers
Canonical SmilesC[Si](C)(O)O
IUPAC Namedihydroxy(dimethyl)silane
InChIKeyXCLIHDJZGPCUBT-UHFFFAOYSA-N
INCHI1S/C2H8O2Si/c1-5(2,3)4/h3-4H,1-2H3
Isomeric SMILES C[Si](C)(O)O
PubChem CID 14014
Molecular Weight 92.17

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 Silanols
Direct ParentDialkylsilanediols
Alternative Parents Organoheterosilanes  Organic metalloid salts  Organic oxygen compounds  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Dialkylsilanediol - Organoheterosilane - Organic metalloid salt - Organic oxygen compound - Hydrocarbon derivative - Organic salt - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dialkylsilanediols. These are organosilicon compounds with the general formula HO[Si](R)(R')OH where R and R' are alkyl groups.
External Descriptors organosilanediol
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
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.

5 results found

Lot NumberCertificate TypeDateItem
F2503278Certificate of AnalysisApr 27, 2025 D691438
F2503279Certificate of AnalysisApr 27, 2025 D691438
F2503281Certificate of AnalysisApr 27, 2025 D691438
F2503282Certificate of AnalysisApr 27, 2025 D691438
F2505575Certificate of AnalysisApr 27, 2025 D691438
Chemical and Physical Properties
Molecular Weight92.170 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass92.0294 Da
Monoisotopic Mass92.0294 Da
Topological Polar Surface Area40.500 Ų
Heavy Atom Count5
Formal Charge0
Complexity30.600
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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