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Carboxylic Acids & Salts

Monobutyl Maleate

Reference StandardIn stock

Order Monobutyl Maleate (CAS 925-21-3) online at Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
Monobutyl Maleate chemical structure
CAS number925-21-3
FormulaC8H12O4
Molar mass172.18 g/mol
Purity97.5%
InChIKeyUTOVMEACOLCUCK-PLNGDYQASA-N
IUPAC name(Z)-4-butoxy-4-oxobut-2-enoic acid

About Monobutyl Maleate

Researchers and plant chemists source Monobutyl Maleate from Zemixal for routine and specialised work. For your records (Reference Standard), the material is defined by CAS 925-21-3, formula C8H12O4 and molar mass 172.18 g/mol.

Typical applications

  • Organic synthesis
  • API synthesis

Storage and safety notes

Hazard communication follows GHS (Danger: H314, H315, H318 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg, 100 mg and 250 mg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Organic synthesis
  • API synthesis

Applications

Specifications and identifiers

Specifications of Monobutyl Maleate
Product nameMonobutyl Maleate
Catalogue numberZX-007598
CAS number925-21-3
IUPAC name(Z)-4-butoxy-4-oxobut-2-enoic acid
Molecular formulaC8H12O4
Molar mass172.18 g/mol
Exact mass172.0736
GradeReference Standard
Purity / assay97.5%
XLogP31.1
H-bond donors / acceptors1 / 4
Topological polar surface area63.6 Ų
InChIKeyUTOVMEACOLCUCK-PLNGDYQASA-N
SMILESCCCCOC(=O)/C=C\C(=O)O
PubChem CID5356726
Synonyms(2Z)-4-Butoxy-4-oxobut-2-enoic acid, 4-butoxy-4-oxobut-2-enoic acid, N-(4-Methoxyphenyl)-maleisoimid, Butyl hydrogen maleate, 2-Butenedioic acid (Z)-, monobutyl ester, 2-Butenedioic acid (2Z)-, monobutyl ester, n-butyl maleate, 2-Butenedioic acid (2Z)-, 1-butyl ester, Maleic acid, monobutyl ester, mono-Butyl maleate, Hydrogen butyl maleate, (Z)-4-butoxy-4-oxo-but-2-enoic acid

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

Safety and GHS hazards

GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Danger

  • H314Causes severe skin burns and eye damage
  • H315Causes skin irritation
  • H318Causes serious eye damage
  • H335May cause respiratory irritation
  • H373May causes damage to organs through prolonged or repeated exposure

Precautionary statements P260, P261, P264, P264 + P265, P271, P280, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P319, P321, P332 + P317, P362 + P364, P363, P403 + P233, P405, P501

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 Monobutyl Maleate
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request

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

Questions about Monobutyl Maleate

Which CAS number identifies Monobutyl Maleate?
Monobutyl Maleate is registered under CAS 925-21-3. You may also see it listed as (2Z)-4-Butoxy-4-oxobut-2-enoic acid, 4-butoxy-4-oxobut-2-enoic acid, N-(4-Methoxyphenyl)-maleisoimid. Our catalogue number for this item is ZX-007598.
What are the formula and molar mass of Monobutyl Maleate?
For Monobutyl Maleate, its formula is C8H12O4 and its molar mass is 172.18 g/mol. The systematic (IUPAC) name is (Z)-4-butoxy-4-oxobut-2-enoic acid. InChIKey UTOVMEACOLCUCK-PLNGDYQASA-N lets you match it in any structure database.
What grade and pack sizes are available for Monobutyl Maleate?
This listing is Reference Standard grade with 97.5% purity. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Monobutyl Maleate?
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 Monobutyl Maleate to my country?
Yes. Because Monobutyl Maleate 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.

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