Tech Serve Solutions

1-Undecene

CAS 821-95-4CH3(CH2)8CH=CH2Chemical Synthesis

1-Undecene (CAS: 821-95-4), with the linear formula CH3(CH2)8CH=CH2, is an unsaturated hydrocarbon. This acyclic alkene possesses a molecular weight of 154.29 g/mol. It is primarily recognised for its utility as a chemical building block in organic synthesis and has been documented in scientific literature as a biomarker for the identification of specific bacterial strains. Tech Serve Solutions supplies this compound for research and industrial applications.

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1-Undecene (CH3(CH2)8CH=CH2) — chemical structure, CAS 821-95-4; Chemistry, fine chemical supplied by Tech Serve Solutions
AcyclicAlkenesBuilding BlocksChemical SynthesisOrganic Building Blocks
01 /Applications

Biomarker in Microbiology

1-Undecene has been employed as a biomarker for the identification of *Pseudomonas aeruginosa* strains. This application leverages its specific chemical properties for distinguishing microbial entities in laboratory settings.

Organic Synthesis Intermediate

As an acyclic alkene, 1-Undecene serves as a versatile building block in organic synthesis. Its terminal double bond allows for various chemical transformations, making it a valuable reagent in the construction of more complex organic molecules.

Research and Development

This compound is utilised in research laboratories for exploring novel synthetic pathways and developing new chemical entities. Its defined structure and reactivity make it suitable for experimental chemistry.

02 /Properties
Molecular weight154.29
Linear formulaCH3(CH2)8CH=CH2
Assay97%
Boiling point192-193 °C(lit.)
Density0.75 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.426(lit.)
Application1-Undecene was used as a biomarker for identification of Pseudomonas aeruginosa strain1.
Melting point−49 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point63 °C / 145.4 °F
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)20/22-36/37/38
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
821-95-4
MDL number
MFCD00008956
PubChem substance
24854564
Beilstein registry
1740044
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 1-Undecene used for?

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1-Undecene is used as a biomarker for the identification of *Pseudomonas aeruginosa* strain and as a building block in chemical synthesis.

What is the CAS number and formula for 1-Undecene?

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The CAS number for 1-Undecene is 821-95-4 and its linear formula is CH3(CH2)8CH=CH2.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 1-Undecene with an assay of 97%. We do not represent this product as USP, BP, or EP grade.

How should 1-Undecene be handled safely?

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1-Undecene is a Warning substance (GHS07) and is harmful if swallowed (H302), causes skin irritation (H315), causes serious eye irritation (H319), and harmful if inhaled (H332), and may cause respiratory irritation (H335). Always use appropriate personal protective equipment including eyeshields, faceshields, and gloves. Ensure adequate ventilation or use a suitable respirator. Store away from heat sources as it has a flash point of 63 °C (145.4 °F).

How is 1-Undecene packed, shipped, or exported?

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1-Undecene is carefully packed according to industry standards to ensure safe transit and is available for global export by Tech Serve Solutions.

How can I request a quote or sample for 1-Undecene?

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To request a quote or a sample of 1-Undecene, please contact our sales team via the website or by phone.

Need 1-Undecene in a specific grade or volume?