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Esters & Lactones

Methyl aceto acetate, GR 99+

ARAvailable on request

Order Methyl aceto acetate, GR 99+ (CAS 105-45-3) online at Zemixal: C5H8O3, COA and SDS with every lot, worldwide shipping.

Pack sizes
Methyl aceto acetate, GR 99+ chemical structure
CAS number105-45-3
FormulaC5H8O3
Molar mass116.11 g/mol
Physical formLiquid
HS code29183040
Purity≥99%
InChIKeyWRQNANDWMGAFTP-UHFFFAOYSA-N
IUPAC namemethyl 3-oxobutanoate

About Methyl aceto acetate, GR 99+

Zemixal supplies Methyl aceto acetate, GR 99+ within its pharma Intermediates & Building Blocks portfolio. For your records (AR), the material is defined by CAS 105-45-3, formula C5H8O3 and molar mass 116.11 g/mol. Expect liquid.

Typical applications

  • Organic synthesis
  • API synthesis

Safe handling

Physical constants on file: melting point −80 °C and boiling point 169-170 °C. Hazard communication follows GHS (Warning: H319). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 500 mL, 5 L and 220 kg, and custom quantities are quoted on request. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Organic synthesis
  • API synthesis

Applications

Grade guides

Specifications and identifiers

Specifications of Methyl aceto acetate, GR 99+
Product nameMethyl aceto acetate, GR 99+
Catalogue numberZX-007945
CAS number105-45-3
IUPAC namemethyl 3-oxobutanoate
Molecular formulaC5H8O3
Molar mass116.11 g/mol
Exact mass116.0473
GradeAR
Purity / assay≥99%
Physical formLiquid
AppearanceLiquid
Melting point−80 °C
Boiling point169-170 °C
H-bond donors / acceptors0 / 3
Topological polar surface area43.4 Ų
HS code29183040
InChIKeyWRQNANDWMGAFTP-UHFFFAOYSA-N
SMILESCC(=O)CC(=O)OC
PubChem CID7757
Synonyms3-Oxobutanoic acid methyl ester, Acetoacetic acid methyl ester, MAA, Methylacetoacetate, Methyl acetylacetate, Methyl 3-oxobutyrate, Methyl acetylacetonate, Butanoic acid, 3-oxo-, methyl ester, Acetoacetic methyl ester, 1-Methoxybutane-1,3-dione, Acetoacetic acid, methyl ester, Methylester kyseliny acetoctove

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H319Causes serious eye irritation

Precautionary statements P264 + P265, P280, P305 + P351 + P338, P337 + P317

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Methyl aceto acetate, GR 99+
500 mLQuoted on request
5 LQuoted on request
220 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Methyl aceto acetate, GR 99+

Which CAS number identifies Methyl aceto acetate, GR 99+?
Methyl aceto acetate, GR 99+ is registered under CAS 105-45-3. You may also see it listed as 3-Oxobutanoic acid methyl ester, Acetoacetic acid methyl ester, MAA. Our catalogue number for this item is ZX-007945.
What are the formula and molar mass of Methyl aceto acetate, GR 99+?
For Methyl aceto acetate, GR 99+, its formula is C5H8O3 and its molar mass is 116.11 g/mol. The systematic (IUPAC) name is methyl 3-oxobutanoate. InChIKey WRQNANDWMGAFTP-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Methyl aceto acetate, GR 99+?
This listing is AR grade with ≥99% purity. Standard packs are 500 mL, 5 L, 220 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Methyl aceto acetate, GR 99+?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Methyl aceto acetate, GR 99+ to my country?
Yes. Because Methyl aceto acetate, GR 99+ is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

Other grades with CAS 105-45-3

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