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Carboxylic Acids & Salts

Isocrotonic acid

Available on request

Isocrotonic acid (CAS 503-64-0) supplier Zemixal. Request a quote with price, lead time and documents. Part of our Carboxylic Acids & Salts range.

Pack sizes
Isocrotonic acid chemical structure
CAS number503-64-0
FormulaC4H6O2
Molar mass86.09 g/mol
InChIKeyLDHQCZJRKDOVOX-IHWYPQMZSA-N
IUPAC name(Z)-but-2-enoic acid

About Isocrotonic acid

Isocrotonic acid sits in our carboxylic Acids & Salts section and ships worldwide from stock or short lead time. Key data: CAS 503-64-0, formula C4H6O2 and molar mass 86.09 g/mol.

Use cases we see most often

  • Organic synthesis
  • API synthesis

Storage and safety notes

Classified under GHS with signal word Danger and hazard statements H315, H318 and H335. Read the SDS before first use.

Available as 100 mg, 250 mg, 1 g and 5 g. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. 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 Isocrotonic acid
Product nameIsocrotonic acid
Catalogue numberZX-043015
CAS number503-64-0
IUPAC name(Z)-but-2-enoic acid
Molecular formulaC4H6O2
Molar mass86.09 g/mol
Exact mass86.0368
XLogP30.7
H-bond donors / acceptors1 / 2
Topological polar surface area37.3 Ų
InChIKeyLDHQCZJRKDOVOX-IHWYPQMZSA-N
SMILESC/C=C\C(=O)O
PubChem CID643792
Synonymscis-Crotonic Acid, cis-2-Butenoic Acid, (Z)-Crotonic acid, (Z)-2-Butenoic acid, (2Z)-2-Butenoic acid, 2Z-butenoic acid, Crotonic acid, (Z)-, b-Crotonic acid, perisocrotonic acid, C4:1n-2, Perisocrotonate, (2Z)-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

Signal word Danger

  • H315Causes skin irritation
  • H318Causes serious eye damage
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P354 + P338, P317, P319, P321, P332 + P317, P362 + P364, 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 Isocrotonic acid
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

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

Questions about Isocrotonic acid

Which CAS number identifies Isocrotonic acid?
Isocrotonic acid is registered under CAS 503-64-0. You may also see it listed as cis-Crotonic Acid, cis-2-Butenoic Acid, (Z)-Crotonic acid. Our catalogue number for this item is ZX-043015.
What are the formula and molar mass of Isocrotonic acid?
For Isocrotonic acid, its formula is C4H6O2 and its molar mass is 86.09 g/mol. The systematic (IUPAC) name is (Z)-but-2-enoic acid. InChIKey LDHQCZJRKDOVOX-IHWYPQMZSA-N lets you match it in any structure database.
What grade and pack sizes are available for Isocrotonic acid?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Isocrotonic acid?
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 Isocrotonic acid to my country?
Yes. Because Isocrotonic acid 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.
Ochratoxin B
CAS
4825-86-9
Formula
C20H19NO6
MW
369.4 g/mol
ZX-042927

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