1,3-Bis[2-(7-oxabicyclo[4.1.0]heptan-3-yl)ethyl]-1,1,3,3-tetramethyldisiloxane - ≥95% , CAS No.18724-32-8

CAS: 18724-32-8 Cat. No.: B405378 Molecular Weight: 382.69 EC Number: 643-053-0
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
Bis-[2-(3,4-epocycyclohexyl)ethyl]tetramethyldisiloxane | AKOS016013486 | SCHEMBL1079186 | DTXSID70885068 | 1,3-Bis[2-(7-oxabicyclo[4.1.0]heptan-3-yl)ethyl]-1,1,3,3-tetramethyldisiloxane, >/=95% | 1,3-Bis[2-(3,4-epoxycyclohexyl)ethyl]tetramethyldisiloxane
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
B405378-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$9.90
5g
B405378-5g
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$14.90
25g
B405378-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$35.90
100g
B405378-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$89.90
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Why this grade

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

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Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads 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
Bis-[2-(3, 4-epocycyclohexyl)ethyl]tetramethyldisiloxane | AKOS016013486 | SCHEMBL1079186 | DTXSID70885068 | 1, 3-Bis[2-(7-oxabicyclo[4.1.0]heptan-3-yl)ethyl]-1, 1, 3, 3-tetramethyldisiloxane, >/=95% | 1, 3-Bis[2-(3, 4-epoxycyclohexyl)ethyl]tetramethyldisiloxane
Specifications & Purity
≥95%
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
≥95%
Names and Identifiers
Canonical SmilesC[Si](C)(CCC1CCC2C(C1)O2)O[Si](C)(C)CCC3CCC4C(C3)O4
IUPAC Name[dimethyl-[2-(7-oxabicyclo[4.1.0]heptan-3-yl)ethyl]silyl]oxy-dimethyl-[2-(7-oxabicyclo[4.1.0]heptan-3-yl)ethyl]silane
InChIKeyUQOXIKVRXYCUMT-UHFFFAOYSA-N
INCHI1S/C20H38O3Si2/c1-24(2,11-9-15-5-7-17-19(13-15)21-17)23-25(3,4)12-10-16-6-8-18-20(14-16)22-18/h15-20H,5-14H2,1-4H3
Isomeric SMILES C[Si](C)(CCC1CCC2C(C1)O2)O[Si](C)(C)CCC3CCC4C(C3)O4
Molecular Weight 382.69
Reaxy-Rn 25471
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=25471&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.

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📊 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 Siloxanes
Direct ParentDisiloxanes
Alternative Parents Oxepanes  Trialkylheterosilanes  Oxacyclic compounds  Organic metalloid salts  Epoxides  Dialkyl ethers  Hydrocarbon derivatives  
Molecular FrameworkAliphatic heteropolycyclic compounds
Substituents Disiloxane - Oxepane - Trialkylheterosilane - Organoheterosilane - Oxacycle - Organic metalloid salt - Organoheterocyclic compound - Ether - Oxirane - Dialkyl ether - Organic oxygen compound - Hydrocarbon derivative - Organooxygen compound - Aliphatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as disiloxanes. These are organosilicon compounds with the general formula H[Si](R)(R')O[Si](H)(R'')R''' (R= organyl, R'-R'''= H or organyl).
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.

4 results found

Lot NumberCertificate TypeDateItem
D2617295Certificate of AnalysisMar 23, 2026 B405378
D2617298Certificate of AnalysisMar 23, 2026 B405378
D2617311Certificate of AnalysisMar 23, 2026 B405378
D2617313Certificate of AnalysisMar 23, 2026 B405378
Chemical and Physical Properties
SensitivityMoisture Sensitive
Refractive Index1.48
Flash Point(°C)200 °C
Boil Point(°C)195 °C/0.6 mmHg
Molecular Weight382.700 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count8
Exact Mass382.236 Da
Monoisotopic Mass382.236 Da
Topological Polar Surface Area34.300 Ų
Heavy Atom Count25
Formal Charge0
Complexity440.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count6
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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