Methyl 4-Tolyl Sulfoxide - ≥98% , CAS No.934-72-5

CAS: 934-72-5 Cat. No.: M304998 Peso molecular: 154.23 Número EC: 890-047-0
Disponible para pedir
GRADE & PURITY ≥98%
Synonyms
Benzene, 1-methyl-4-[(R)-methylsulfinyl]- | DTXSID401347144 | 1-Methyl-4-(methylsulphinyl)benzene | Methyl p-tolyl sulfoxide, 97% | Methyl 4-methylphenylsulfoxide | NSC141186 | NSC-141186 | SCHEMBL280535 | CCRIS 3423 | FT-0693563 | T73083 | 1-methyl-4-met
Storage
Store at 2-8°C,Argon charged,Desiccated
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Estado
Price
Qty
250mg
M304998-250mg
3

49,90US$

74,90US$
Guardar 25,00 US$ (33.38%)
1g
M304998-1g
2

69,90US$

104,90US$
Guardar 35,00 US$ (33.37%)
5g
M304998-5g
1

279,90US$

419,90US$
Guardar 140,00 US$ (33.34%)
10g
M304998-10g
1

503,90US$

755,90US$
Guardar 252,00 US$ (33.34%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged,Desiccated Ships Wet ice 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.

Descripción general

Product Describtion:

Methyl p-tolyl sulfoxide (MTSO), an alkyl-substituted p-tolyl sulfoxide, is a Lewis base. It behaves as an activator of silicon tetrachloride that is employed in aza-Diels-Alder reaction.


Product Application:

Methyl p-tolyl sulfoxide may be used as a catalyst in the preparation of homoallylic alcohols by the allylation of aldehydes with allyltrichlorosilane. It may be used as a ligand in the synthesis of molybdenum chlorocomplexes.

Specifications

Sinónimos
Benzene, 1-methyl-4-[(R)-methylsulfinyl]- | DTXSID401347144 | 1-Methyl-4-(methylsulphinyl)benzene | Methyl p-tolyl sulfoxide, 97% | Methyl 4-methylphenylsulfoxide | NSC141186 | NSC-141186 | SCHEMBL280535 | CCRIS 3423 | FT-0693563 | T73083 | 1-methyl-4-met
Especificaciones y pureza
≥98%
Condiciones de almacenamiento de almacenamiento
Store at 2-8°C, Argon charged, Desiccated
Enviado en
Wet ice
Este producto requiere envío en cadena de frío. Los servicios terrestres y otros servicios económicos no están disponibles.
Pureza
≥98%
Nombres e identificadores
Pubchem Sid504757089
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504757089
Sonrisas canónicasCC1=CC=C(C=C1)S(=O)C
IUPAC Name1-methyl-4-methylsulfinylbenzene
InChIKeyFEVALTJSQBFLEU-UHFFFAOYSA-N
INCHI1S/C8H10OS/c1-7-3-5-8(6-4-7)10(2)9/h3-6H,1-2H3
Isómeros SMILES CC1=CC=C(C=C1)S(=O)C
Peso molecular 154.23
Reaxy-Rn 1906006
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1906006&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
SuperclassBenzenoids
ClaseBenzene and substituted derivatives
SubclassPhenyl sulfoxides
Intermediate Tree Nodes Not available
Direct ParentPhenyl sulfoxides
Alternative Parents Toluenes  Sulfoxides  Sulfinyl compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Phenyl sulfoxide - Toluene - Sulfoxide - Sulfinyl compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organosulfur compound - Aromatic homomonocyclic compound
DescripciónThis compound belongs to the class of organic compounds known as phenyl sulfoxides. These are organosulfur compounds containing a sulfoxide group substituted with a phenyl group.
External Descriptors Not available
Estructura 3D
Modelo de Estructura Química Interactiva





Certificados (CoA, COO, BSE/TSE y tabla de análisis)
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 TypeFechaArticulo
I2311305Certificate of AnalysisJun 11, 2026 M304998
I2311306Certificate of AnalysisJun 11, 2026 M304998
I2311307Certificate of AnalysisJun 11, 2026 M304998
I2311339Certificate of AnalysisJun 11, 2026 M304998
I2311392Certificate of AnalysisJun 11, 2026 M304998
I2311393Certificate of AnalysisJun 11, 2026 M304998
I2311394Certificate of AnalysisJun 11, 2026 M304998
I2311395Certificate of AnalysisJun 11, 2026 M304998
Propiedades químicas y físicas
SolubilidadSoluble in Methanol
SensibilidadMoisture sensitive.
Punto de ebullición (°C)114°C/2mmHg(lit.)
Punto de fusión (°C)42 °C
Peso molecular154.230 g/mol
XLogP31.400
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass154.045 Da
Monoisotopic Mass154.045 Da
Topological Polar Surface Area36.300 Ų
Heavy Atom Count10
Formal Charge0
Complexity125.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
Referencias
1. Linhao Wang, Jia Wei, Jiangkai Huo, Wei Ji, Xiaohui Zhang, Yanan Li, Jiamei Li, Nan Cui, Wenhao Yan, Yuxin Zhao, Jun Li, Ju Wang.  (2025)  Harnessing Electronically Core-Shell CoFe Alloy-Carbon from Prussian Blue Analogues for Efficient Pollutant Abatement via Peracetic Acid Activation: Dual Reactive Species Generation and Synergistic Mechanisms.  APPLIED CATALYSIS B-ENVIRONMENTAL,      [PMID:] [10.1016/j.apcatb.2025.125284]
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