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10,12-Pentacosadiynoic acid

CAS 66990-32-7C25H42O2Chemical Synthesis

10,12-Pentacosadiynoic acid (CAS: 66990-32-7) is a long-chain unsaturated carboxylic acid with the molecular formula C25H42O2. Characterised by its diacetylene functional groups, this compound serves as a valuable building block in organic synthesis. It is particularly useful in the creation of advanced materials and complex organic molecules due to the reactivity of its triple bonds, enabling polymerisation and cross-linking reactions. Tech Serve Solutions supplies this chemical for research and development purposes.

Synonyms
C25H42O210,12-Pentacosadiynoic acid
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10,12-Pentacosadiynoic acid (C25H42O2) — chemical structure, CAS 66990-32-7; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksC13 to C42+Carbonyl CompoundsCarboxylic AcidsChemical Synthesis
01 /Applications

Organic Synthesis Building Block

10,12-Pentacosadiynoic acid is utilised as a precursor in the synthesis of complex organic molecules. Its diacetylene structure allows for unique chemical transformations and the construction of novel molecular architectures.

Material Science Research

The compound's diacetylene groups can undergo polymerisation to form polydiacetylenes, which are conjugated polymers with interesting optical and electronic properties. This makes it a key component in advanced material research.

Chemical Intermediate

As a carboxylic acid with specific functional groups, it can act as an intermediate in multi-step syntheses, enabling the introduction of long carbon chains and reactive acetylene functionalities into target molecules.

02 /Properties
Molecular weight374.60
Empirical formulaC25H42O2
Assay≥97.0% (HPLC)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)3
Hazard codes (EU)Xi
Risk statements (R)36/37/38
Safety statements (S)26-36

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

04 /Identifiers & registry
CAS number
66990-32-7
MDL number
MFCD00041684
Beilstein registry
4189973
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets 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.

06 /Frequently asked questions

What is 10,12-Pentacosadiynoic acid used for?

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10,12-Pentacosadiynoic acid is primarily used as a building block in organic synthesis and for research in material science, particularly in the development of polydiacetylenes and other advanced organic materials.

What are the CAS number and formula for 10,12-Pentacosadiynoic acid?

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The CAS number is 66990-32-7, and its empirical formula is C25H42O2. The molecular weight is 374.60 g/mol.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 10,12-Pentacosadiynoic acid with a purity of ≥97.0% (HPLC). This product is supplied for research and laboratory use and is not represented as USP, BP, EP, food, or nutraceutical grade.

How should 10,12-Pentacosadiynoic acid be handled safely?

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This compound is a Warning substance classified with H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Handle with appropriate personal protective equipment including Eyeshields, Gloves, and a dust mask type N95 (US). Ensure good ventilation.

Is 10,12-Pentacosadiynoic acid a controlled substance?

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The provided data does not indicate that 10,12-Pentacosadiynoic acid is a controlled substance.

How is 10,12-Pentacosadiynoic acid packed and shipped?

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10,12-Pentacosadiynoic acid is carefully packed according to industry standards for safe transport. Tech Serve Solutions is an experienced global exporter of chemicals.

How can I request a sample or quote for 10,12-Pentacosadiynoic acid?

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To request a sample or a quotation, please contact the Tech Serve Solutions sales department through our website or direct contact details, specifying the product CAS number 66990-32-7.

Need 10,12-Pentacosadiynoic acid in a specific grade or volume?