Skip to the beginning of the images gallery

Methyl-triisopropoxy-silane - 97%, high purity , CAS No.5581-67-9

COA

Grade & Purity:

≥97%

Cas Number: 5581-67-9
Molecular Weight: 220.38
PubChem CID: 79693

In stock

Item Number

M303983

Grouped product items
SKU	Size	Availability	Price
M303983-1g	1g	3	$42.90
M303983-5g	5g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$210.90
M303983-25g	25g	1	$481.90

Basic Description

Synonyms	5581-67-9 \| Methyltris(1-methylethoxy)silane \| METHYL-TRIISOPROPOXY-SILANE \| methyl-tri(propan-2-yloxy)silane \| methyltriisopropoxysilane \| triisopropoxy(methyl)silane \| Methyl-tris(1-methylethoxy)silane \| EINECS 226-979-6 \| methyl-triisopropoxysilane \| tri-2-propoxymethyl
Specifications & Purity	≥97%
Storage Temp	Store at 2-8°C,Desiccated
Shipped In	Wet ice This product requires cold chain shipping. Ground and other economy services are not available.

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organometallic compounds
  - Class Organometalloid compounds
    - Subclass Organosilicon compounds
      - Level5 Alkoxysilanes
        Level6 Trialkoxysilanes

Kingdom	Organic compounds
Superclass	Organometallic compounds
Class	Organometalloid compounds
Subclass	Organosilicon compounds
Intermediate Tree Nodes	Alkoxysilanes
Direct Parent	Trialkoxysilanes
Alternative Parents	Silyl ethers Organoheterosilanes Organic metalloid salts Organooxygen compounds Hydrocarbon derivatives
Molecular Framework	Aliphatic acyclic compounds
Substituents	Trialkoxysilane - Silyl ether - Organoheterosilane - Organic metalloid salt - Organic oxygen compound - Hydrocarbon derivative - Organic salt - Organooxygen compound - Aliphatic acyclic compound
Description	This compound belongs to the class of organic compounds known as trialkoxysilanes. These are organosilicon compounds with the general formula RO[Si](R')(OR'')OR''' (R-R''' = aliphatic organyl group).
External Descriptors	Not available
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

Names and Identifiers

IUPAC Name	methyl-tri(propan-2-yloxy)silane
INCHI	InChI=1S/C10H24O3Si/c1-8(2)11-14(7,12-9(3)4)13-10(5)6/h8-10H,1-7H3
InChIKey	HLXDKGBELJJMHR-UHFFFAOYSA-N
Smiles	CC(C)O[Si](C)(OC(C)C)OC(C)C
Isomeric SMILES	CC(C)O[Si](C)(OC(C)C)OC(C)C
Molecular Weight	220.38
Reaxy-Rn	1750058
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1750058&ln=

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.

3 results found

Lot Number	Certificate Type	Date	Item
J2106241	Certificate of Analysis	Jul 11, 2024	M303983
J2106242	Certificate of Analysis	Jul 11, 2024	M303983
J2106243	Certificate of Analysis	Jul 11, 2024	M303983

Chemical and Physical Properties

Molecular Weight	220.380 g/mol
XLogP3
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	6
Exact Mass	220.149 Da
Monoisotopic Mass	220.149 Da
Topological Polar Surface Area	27.700 Å²
Heavy Atom Count	14
Formal Charge	0
Complexity	131.000
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

Solution Calculators

Molarity Calculator

Determine the necessary mass, volume, or concentration for preparing a solution.

Mass

Concentration

Volume

M. Wt*

g/mol

*When preparing stock solutions, always use the batch-specific molecular weight of the product found on the vial label and the Certificate of Analysis (available online).

Dilution Calculator

Determine the dilution needed to prepare a stock solution.

Concentration 1 (C1)

Volume 1 (V1)

Concentration 2 (C2)

Volume 2 (V2)

Reconstitution Calculator

The reconstitution calculator enables you to quickly determine the volume of a reagent needed to reconstitute your vial. Just enter the mass of the reagent and the target concentration, and the calculator will do the rest.

Volume (to add to vial)

Mass (in vial)

Desired Reconstitution Concentration