Tech Serve Solutions

2,4-Pentadienoic acid

CAS 626-99-3CH2=CHCH=CHCOOHChemical Synthesis

2,4-Pentadienoic acid (CAS 626-99-3), molecular formula CH2=CHCH=CHCOOH, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

IUPAC
1,3-Butadiene-1-carboxylic acid
2,4-Pentadienoic acid
Building BlocksC1 to C5Carbonyl CompoundsCarboxylic AcidsChemical Synthesis
01 /Properties
Molecular weight98.10
Linear formulaCH2=CHCH=CHCOOH
Assay≥97.0% (T)
Solubility1 M NaOH: soluble0.5 g/10 mL, clear, brown
Storage temperature−20°C
Contains / stabiliserhydroquinone as stabilizer
Application2,4-Pentadienoic acid was used in preparation of chiral propargylester1. It was also used in the preparation of trans 1-N-acylamino-1,3-dienes via modified Curtius procedure2.
Melting point69-72 °C
02 /Safety & handling
Protective equipmentEyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Water hazard class (WGK, DE)3

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

03 /Identifiers & registry
CAS number
626-99-3
MDL number
MFCD00014017
Beilstein registry
1739248
04 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

05 /Frequently asked questions

What is 2,4-Pentadienoic acid?

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2,4-Pentadienoic acid (CAS 626-99-3), molecular formula CH2=CHCH=CHCOOH, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of 2,4-Pentadienoic acid does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 2,4-Pentadienoic acid in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of 2,4-Pentadienoic acid?

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2,4-Pentadienoic acid has CAS number 626-99-3 and molecular formula CH2=CHCH=CHCOOH. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for 2,4-Pentadienoic acid?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of 2,4-Pentadienoic acid ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should 2,4-Pentadienoic acid be stored?

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Store 2,4-Pentadienoic acid in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is 2,4-Pentadienoic acid used for?

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2,4-Pentadienoic acid is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for 2,4-Pentadienoic acid?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

Need 2,4-Pentadienoic acid in a specific grade or volume?

Request a quote