Cas no 16630-66-3 (Methyl (methylthio)acetate)

Methyl (methylthio)acetate (CAS 16630-66-3) is an organosulfur compound with the molecular formula C?H?O?S. It is characterized by its thioether and ester functional groups, making it a versatile intermediate in organic synthesis. The compound exhibits good solubility in common organic solvents, facilitating its use in reactions such as nucleophilic substitutions and esterifications. Its stability under standard conditions and moderate reactivity allow for controlled transformations in fine chemical and pharmaceutical applications. Methyl (methylthio)acetate is particularly valued for its role in the synthesis of sulfur-containing heterocycles and agrochemicals. Proper handling in well-ventilated areas is recommended due to its potential volatility and mild odor.
Methyl (methylthio)acetate structure
Methyl (methylthio)acetate structure
Product Name:Methyl (methylthio)acetate
CAS No:16630-66-3
MF:C4H8O2S
MW:120.170120239258
MDL:MFCD00039809
CID:50479
Update Time:2025-10-29

Methyl (methylthio)acetate Chemical and Physical Properties

Names and Identifiers

    • Methyl (methylthio)acetate
    • (Methylthio)acetic Acid Methyl Ester
    • Methyl (methylmercapto)acetate
    • methyl 2-methylsulfanylacetate
    • FEMA 4003
    • METHYL3-METHYLTHIOACETATE
    • Methyl (methylithio)acetate
    • Methyl 2-(methylthio)acetate
    • METHYL S-METHYLTHIOGLYCOLATE
    • Methyl (methylsulfanyl)acetate
    • Methyl (methylthio)acetate 98%
    • Acetic acid, (methylthio)-, methyl ester
    • methyl 2-(methylsulfanyl)acetate
    • methyl methylthioacetate
    • GN58C28ML9
    • HZYCAKGEXXKCDM-UHFFFAOYSA-N
    • methyl (methylthio) acetate
    • methyl 3-methylthio acetate
    • Methyl (methylthio)ac
    • MDL： MFCD00039809
    • Inchi： 1S/C4H8O2S/c1-6-4(5)3-7-2/h3H2,1-2H3
    • InChI Key： HZYCAKGEXXKCDM-UHFFFAOYSA-N
    • SMILES： COC(CSC)=O

Computed Properties

  • Exact Mass: 120.02500
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 7
  • Rotatable Bond Count: 3
  • Complexity: 62.7
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: 0.8
  • Topological Polar Surface Area: 51.6

Experimental Properties

  • Color/Form: Not determined
  • Density: 1.11?g/mL?at 25?°C(lit.)
  • Boiling Point: 49-51?°C/12?mmHg(lit.)
  • Flash Point: Fahrenheit: 136.4 ° f
    Celsius: 58 ° c
  • Refractive Index: n20/D 1.4650(lit.)
  • PSA: 51.60000
  • LogP: 0.52240
  • Sensitiveness: Sensitive to heat
  • Solubility: Not determined
  • FEMA: 4003 | METHYL (METHYLTHIO)ACETATE

Methyl (methylthio)acetate Security Information

  • Symbol: GHS02
  • Prompt：warning
  • Signal Word：Warning
  • Hazard Statement： H226
  • Warning Statement： P210-P233-P240-P241+P242+P243-P280-P303+P361+P353-P403+P235-P501
  • Hazardous Material transportation number：UN 3272 3/PG 3
  • WGK Germany：3
  • Safety Instruction： S24/25
  • FLUKA BRAND F CODES：8-13
  • Hazardous Material Identification： F
  • Safety Term：3.2
  • Packing Group：III
  • HazardClass：3.2
  • PackingGroup：III
  • Storage Condition：2-8°C

Methyl (methylthio)acetate Customs Data

  • HS CODE：2930909090
  • Customs Data：

    China Customs Code:

    2930909090

    Overview:

    2930909090. Other organic sulfur compounds. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Methyl (methylthio)acetate Pricemore >>

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XI GE MA AO DE LI QI （ SHANG HAI ） MAO YI Co., Ltd.
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Methyl (methylthio)acetate Suppliers

Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:16630-66-3)Methyl (methylthio)acetate
Order Number:A1201826
Stock Status:in Stock
Quantity:100g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 02:46
Price ($):218.0

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Recommended suppliers
Amadis Chemical Company Limited
(CAS:16630-66-3)Methyl (methylthio)acetate
A1201826
Purity:99%
Quantity:100g
Price ($):218.0
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