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Karstedt Catalyst Solution - in xylene,Pt:~2%, high purity , CAS No.68478-92-2

52 Citations

COA

Grade & Purity:

in xylene,Pt:~2%

Cas Number: 68478-92-2
Molecular Weight: 381.48
MDL number: MFCD00151662
PubChem CID: 10959889

In stock

Item Number

K110178

Grouped product items
SKU	Size	Availability	Price
K110178-1g	1g	8	$49.90
K110178-5g	5g	3	$169.90
K110178-25g	25g	3	$659.90

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Element classified compounds (2014) Silicon compound (537)

Basic Description

Synonyms	Umicore HS221 \| Platinum(0)-1,3-divinyl-1,1,3,3-tetramethyldisiloxane \| RCNRJBWHLARWRP-UHFFFAOYSA-N \| SCHEMBL63112 \| ETHENYL[(ETHENYLDIMETHYLSILYL)OXY]DIMETHYLSILANE PLATINUM \| 1,1,3,3-tetramethyl-1,3-divinyldisiloxane, platinum salt
Specifications & Purity	in xylene,Pt:~2%
Biochemical and Physiological Mechanisms	高效铂金催化剂在硅橡胶硫化过程中可以在低温下迅速进行，且无副产物，不变色，在硅氢加成反应中反应迅速。
Storage Temp	Argon charged
Shipped In	Normal
Product Description	A powerful hydrosilylation catalyst for preparation of trans-β-silanes. Hydrosilylation Catalysts

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organometallic compounds
  - Class Organometalloid compounds
    - Subclass Organosilicon compounds
      - Level5 Siloxanes
        Level6 Disiloxanes

Kingdom	Organic compounds
Superclass	Organometallic compounds
Class	Organometalloid compounds
Subclass	Organosilicon compounds
Intermediate Tree Nodes	Siloxanes
Direct Parent	Disiloxanes
Alternative Parents	Organoheterosilanes Organic transition metal salts Organic metalloid salts Organic oxygen compounds Hydrocarbon derivatives
Molecular Framework	Aliphatic acyclic compounds
Substituents	Disiloxane - Organoheterosilane - Organic metalloid salt - Organic transition metal salt - Organic oxygen compound - Hydrocarbon derivative - Aliphatic acyclic compound
Description	This 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
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	ethenyl-[ethenyl(dimethyl)silyl]oxy-dimethylsilane;platinum
INCHI	InChI=1S/C8H18OSi2.Pt/c1-7-10(3,4)9-11(5,6)8-2;/h7-8H,1-2H2,3-6H3;
InChIKey	RCNRJBWHLARWRP-UHFFFAOYSA-N
Smiles	C[Si](C)(C=C)O[Si](C)(C)C=C.[Pt]
Isomeric SMILES	C[Si](C)(C=C)O[Si](C)(C)C=C.[Pt]
WGK Germany	3
Molecular Weight	381.48
Reaxy-Rn	11327506
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11327506&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.

19 results found

Lot Number	Certificate Type	Date	Item
L2110065	Certificate of Analysis	Jun 10, 2025	K110178
L2110063	Certificate of Analysis	Jun 10, 2025	K110178
B2528562	Certificate of Analysis	Feb 15, 2025	K110178
B2528577	Certificate of Analysis	Feb 15, 2025	K110178
F2528111	Certificate of Analysis	Feb 15, 2025	K110178
K2422458	Certificate of Analysis	Sep 19, 2024	K110178
K2422459	Certificate of Analysis	Sep 19, 2024	K110178
K2422460	Certificate of Analysis	Sep 19, 2024	K110178
L2209050	Certificate of Analysis	Sep 06, 2024	K110178
L2209049	Certificate of Analysis	Sep 06, 2024	K110178
G2415351	Certificate of Analysis	Jun 12, 2024	K110178
K2323154	Certificate of Analysis	Nov 14, 2023	K110178
D2128136	Certificate of Analysis	Feb 08, 2023	K110178
D2128137	Certificate of Analysis	Feb 08, 2023	K110178
D2128135	Certificate of Analysis	Feb 08, 2023	K110178
E2411020	Certificate of Analysis	Oct 25, 2022	K110178
L2209665	Certificate of Analysis	Oct 25, 2022	K110178
L2209048	Certificate of Analysis	Oct 25, 2022	K110178
L2313047	Certificate of Analysis	Oct 25, 2022	K110178

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Chemical and Physical Properties

Solubility	Miscible with toluene, xylene, isopropyl alcohol, double-vinyl silicone oil and vinyl terminated poly(dimethylsiloxane). Immiscible with water
Sensitivity	Moisture sensitive ， air sensitive
Flash Point(°C)	28 °C
Boil Point(°C)	138 °C
Melt Point(°C)	12-13 °C
Molecular Weight	381.480 g/mol
XLogP3
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	4
Exact Mass	381.054 Da
Monoisotopic Mass	381.054 Da
Topological Polar Surface Area	9.200 Å²
Heavy Atom Count	12
Formal Charge	0
Complexity	143.000
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	2

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