Diethoxy(methyl)phenylsilane - ≥97% , CAS No.775-56-4

CAS: 775-56-4 Cat. No.: D122440 Molecular Weight: 210.35 Beilstein Registry Number: 2938396 EC Number: 212-275-6
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
D3760 | D90221 | EINECS 212-275-6 | AKOS015838816 | Q63409710 | Silane, diethoxymethylphenyl- | C11H18O2Si | Phenylmethyldiethoxysilane | Methylphenyldiethoxysilane | Diethoxy(methyl)(phenyl)silane | (Diethoxymethylsilyl)benzene | DTXSID30870773 | MFCD000
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10g
D122440-10g
3

$19.90

$29.90
Save $10.00 (33.44%)
25g
D122440-25g
2

$42.90

$64.90
Save $22.00 (33.90%)
50g
D122440-50g
2

$77.90

$116.90
Save $39.00 (33.36%)
100g
D122440-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$106.90

$160.90
Save $54.00 (33.56%)
500g
D122440-500g
1

$401.90

$602.90
Save $201.00 (33.34%)
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Why this grade

≥97% 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.

📋

Quality documents

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

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
D3760 | D90221 | EINECS 212-275-6 | AKOS015838816 | Q63409710 | Silane, diethoxymethylphenyl- | C11H18O2Si | Phenylmethyldiethoxysilane | Methylphenyldiethoxysilane | Diethoxy(methyl)(phenyl)silane | (Diethoxymethylsilyl)benzene | DTXSID30870773 | MFCD000
Specifications & Purity
≥97%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid504754459
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504754459
Canonical SmilesCCO[Si](C)(C1=CC=CC=C1)OCC
IUPAC Namediethoxy-methyl-phenylsilane
InChIKeyMNFGEHQPOWJJBH-UHFFFAOYSA-N
INCHI1S/C11H18O2Si/c1-4-12-14(3,13-5-2)11-9-7-6-8-10-11/h6-10H,4-5H2,1-3H3
Isomeric SMILES CCO[Si](C)(C1=CC=CC=C1)OCC
WGK Germany 3
Molecular Weight 210.35
Beilstein 2938396
Reaxy-Rn 2938396
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2938396&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 Not available
Direct ParentAlkylarylsilanes
Alternative Parents Benzene and substituted derivatives  Alkoxysilanes  Silyl ethers  Organoheterosilanes  Organic metalloid salts  Organooxygen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alkylarylsilane - Benzenoid - Monocyclic benzene moiety - Alkoxysilane - Silyl ether - Organoheterosilane - Organic metalloid salt - Organic oxygen compound - Hydrocarbon derivative - Organic salt - Organooxygen compound - 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.

8 results found

Lot NumberCertificate TypeDateItem
D23141518Certificate of AnalysisApr 18, 2025 D122440
D23141471Certificate of AnalysisJan 13, 2025 D122440
D23141485Certificate of AnalysisJan 13, 2025 D122440
D23141504Certificate of AnalysisJan 13, 2025 D122440
D23141529Certificate of AnalysisJan 13, 2025 D122440
J2129565Certificate of AnalysisAug 17, 2023 D122440
J2129587Certificate of AnalysisAug 17, 2023 D122440
J1613074Certificate of AnalysisJun 09, 2023 D122440
Chemical and Physical Properties
SensitivityMoisture Sensitive
Refractive Index1.47
Flash Point(°F)192.2 °F
Flash Point(°C)88°C(190°F)
Boil Point(°C)117°C/31mmHg
Molecular Weight210.340 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count5
Exact Mass210.108 Da
Monoisotopic Mass210.108 Da
Topological Polar Surface Area18.500 Ų
Heavy Atom Count14
Formal Charge0
Complexity149.000
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
Documents & Articles
Citations of This Product
References
1. Huadong Zhang, Zhongyi Yan, Zhizhou Yang, Jinshui Yao, Qiuhong Mu, Dan Peng, Hui Zhao.  (2021)  Study on the synthesis and thermal stability of silicone resins reinforced by Si–O–Ph cross-linking.  RSC Advances,  11  (49): (30971-30979).  [PMID:35498940] [10.1039/D1RA05524K]
Solution Calculators
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