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Atomfair Lauroyl peroxide C24H46O4 CAS 105-74-8

Lauroyl Peroxide (CAS 105-74-8) is a high-purity organic peroxide widely utilized as a radical initiator in polymerization reactions. With the molecular formula C24H46O4and IUPAC name dodecanoyl dodecaneperoxoate , this compound is a white, granular solid known for its stability and controlled decomposition properties. It is particularly valued in the production of plastics, resins, and elastomers due to its ability to generate free radicals at moderate temperatures. Lauroyl Peroxide is available in rigorously tested batches to ensure consistent performance in industrial and research applications. Proper storage in a cool, dry place is recommended to maintain its efficacy and safety.

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Description

Lauroyl Peroxide (CAS 105-74-8) is a high-purity organic peroxide widely utilized as a radical initiator in polymerization reactions. With the molecular formula C24H46O4 and IUPAC name dodecanoyl dodecaneperoxoate, this compound is a white, granular solid known for its stability and controlled decomposition properties. It is particularly valued in the production of plastics, resins, and elastomers due to its ability to generate free radicals at moderate temperatures. Lauroyl Peroxide is available in rigorously tested batches to ensure consistent performance in industrial and research applications. Proper storage in a cool, dry place is recommended to maintain its efficacy and safety.

Properties

  • CAS Number: 105-74-8
  • Complexity: 321
  • IUPAC Name: dodecanoyl dodecaneperoxoate
  • InChI: InChI=1S/C24H46O4/c1-3-5-7-9-11-13-15-17-19-21-23(25)27-28-24(26)22-20-18-16-14-12-10-8-6-4-2/h3-22H2,1-2H3
  • InChI Key: YIVJZNGAASQVEM-UHFFFAOYSA-N
  • Exact Mass: 398.33960994
  • Molecular Formula: C24H46O4
  • Molecular Weight: 398.6
  • SMILES: CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC
  • Topological: 52.6
  • Monoisotopic Mass: 398.33960994
  • Physical Description: Lauroyl peroxide appears as a white solid with a faint soapy odor. Less dense than water and insoluble in water. Hence floats on water. Melting point 49 °C. Toxic by ingestion and inhalation. Strong skin irritant. Used as bleaching agent, drying agent for fats, oils and waxes, and as a polymerization catalyst.
  • Color/Form: White coarse powder
  • Odor: Faint pungent, soapy odor
  • Taste: Tasteless
  • Boiling Point: BOILING POINT: DECOMPOSES
  • Melting Point: 129 °F
  • Solubility: Insol in water; slightly sol in alc
  • Density: 0.91 at 77 °F – Less dense than water; will float
  • Stability/Shelf Life: STABLE IF NOT OVERHEATED
  • Autoignition Temperature: 112 °C
  • Synonyms: Lauroyl peroxide, DILAUROYL PEROXIDE, Peroxide, bis(1-oxododecyl), Dodecanoyl peroxide, Laurox Q, Didodecanoyl peroxide, CCRIS 2455, HSDB 352, Alperox F, Luperox LP, EINECS 203-326-3, UNII-83TLB4N1D5, di-Lauroyl peroxide, BRN 1804936, Laurox W 40, PEROYL L, NSC-670, UN 2893 (Salt/Mix), LAUROYL PEROXIDE [HSDB], LAUROYL PEROXIDE [IARC], DTXSID1059319, EC 203-326-3, 4-02-00-01102 (Beilstein Handbook Reference), UN 2124, LAUROYL PEROXIDE (IARC), bis(1-Oxododecyl)peroxide, DYP97F, LAUROX W 40GD4, Peroxide, bis(1oxododecyl), DTXCID8032916, luperox, un3106, yivjzngaasqvem-uhfffaoysa-n, 105-74-8, Laurydol, Alperox C, Laurox, Dodecanoic peroxyanhydride, Dyp-97F, LYP 97, Peroxyde de lauroyle, dodecanoyl dodecaneperoxoate, LYP 97F, Peroxide, bis(1-oxododecyl)-, NSC 670, 83TLB4N1D5, Peroxide, didodecanoyl, Peroxyde de lauroyle [French], Lauroylperoxide, Diundecylperoxyanhydride #, SCHEMBL15044, WLN: 11VOOV11, NSC670, CHEBI:82479, MFCD00008964, AKOS015904079, Dilauroyl peroxide, Dodecanoyl peroxide, Luperox(R) LP, Lauroyl peroxide, 97%, LS-15083, DB-040652, NS00002034, C19438, EN300-195281, Q2469703

Application

Lauroyl Peroxide is primarily used as a polymerization initiator for vinyl monomers, such as styrene and acrylates, in the production of plastics and resins. It is also employed in the curing of unsaturated polyester resins and silicone rubbers. Additionally, this compound finds applications in the cosmetic and pharmaceutical industries as a bleaching or antiseptic agent. Its controlled decomposition makes it suitable for low-temperature radical reactions.

Safety and Hazards

GHS Hazard Statements

  • H242: Heating may cause a fire [Danger Self-reactive substances and mixtures; Organic peroxides]

Precautionary Statements

  • P210, P234, P235, P240, P280, P370+P378, P403, P410, P411, P420, and P501

Hazard Classes and Categories

  • Org. Perox. D (99.7%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

By purchasing, the buyer agrees to:

  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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