1,4-Phenylenebis(chlorodimethylsilane) - ≥95% , CAS No.1078-97-3

CAS: 1078-97-3 Cat. No.: P189596 Molecular Weight: 263.31 EC Number: 214-086-4 PubChem CID: 70650
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
chloro-[4-[chloro(dimethyl)silyl]phenyl]-dimethylsilane | Benzene, 1,4-bis(chlorodimethylsilyl)- | 1,4-bis(dimethylsilylchloro)benzene | 1,4-Bis(dimethylchlorosilyl)benzene | DTXSID3061479 | J-002030 | A801777 | 1,4-Phenylenebis(chlorodimethylsilane), 95%
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
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Price
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1g
P189596-1g
4

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5g
P189596-5g
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.

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10g
P189596-10g
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.

$201.90

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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,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.

📚

Literature proof

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

Specifications

Synonyms
chloro-[4-[chloro(dimethyl)silyl]phenyl]-dimethylsilane | Benzene, 1, 4-bis(chlorodimethylsilyl)- | 1, 4-bis(dimethylsilylchloro)benzene | 1, 4-Bis(dimethylchlorosilyl)benzene | DTXSID3061479 | J-002030 | A801777 | 1, 4-Phenylenebis(chlorodimethylsilane), 95%
Specifications & Purity
≥95%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥95%
Names and Identifiers
Pubchem Sid488184565
Canonical SmilesC[Si](C)(C1=CC=C(C=C1)[Si](C)(C)Cl)Cl
IUPAC Namechloro-[4-[chloro(dimethyl)silyl]phenyl]-dimethylsilane
InChIKeyCOFLYCFUVHLITN-UHFFFAOYSA-N
INCHI1S/C10H16Cl2Si2/c1-13(2,11)9-5-7-10(8-6-9)14(3,4)12/h5-8H,1-4H3
Isomeric SMILES C[Si](C)(C1=CC=C(C=C1)[Si](C)(C)Cl)Cl
WGK Germany 3
PubChem CID 70650
Molecular Weight 263.31

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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganometallic compounds
ClassOrganometalloid compounds
SubclassOrganosilicon compounds
Intermediate Tree Nodes Not available
Direct ParentAlkylarylsilanes
Alternative Parents Benzene and substituted derivatives  Silyl monohalides  Organochlorosilanes  Organic metalloid salts  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alkylarylsilane - Benzenoid - Monocyclic benzene moiety - Silyl monohalide - Organoheterosilane - Organochlorosilane - Organic metalloid salt - Hydrocarbon derivative - Organic salt - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alkylarylsilanes. These are organosilicon compounds with the general formula R[Si]R' (R = alkyl, R' = aryl).
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:

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

6 results found

Lot NumberCertificate TypeDateItem
C2315855Certificate of AnalysisJan 07, 2026 P189596
C2315854Certificate of AnalysisJan 07, 2026 P189596
C2315852Certificate of AnalysisDec 09, 2025 P189596
C2315853Certificate of AnalysisDec 09, 2025 P189596
C2315858Certificate of AnalysisDec 09, 2025 P189596
C2315859Certificate of AnalysisDec 09, 2025 P189596
Chemical and Physical Properties
Sensitivitymoisture & air sensitive;Hydrolyses readily
Molecular Weight263.310 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count2
Exact Mass262.017 Da
Monoisotopic Mass262.017 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count14
Formal Charge0
Complexity174.000
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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