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Linear Alkyl Benzene chemical structure C6H5-CnH2n+1 with n=10-13 alkyl chain, LAS sulfonation precursor molecular diagram

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CAS NO.: 67774-74-7
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Linear Alkyl Benzene (LAB)

Linear Alkyl Benzene (LAB) is the dominant industrial precursor for Linear Alkylbenzene Sulfonate (LAS), the most widely used biodegradable anionic surfactant in household detergents, industrial cleaners, and personal care formulations worldwide.
Product Description

Linear Alkyl Benzene (LAB)

High-Purity Surfactant Intermediate — Feedstock for LAS Detergent Production
CAS: 67774-74-7 EC: 267-051-0 LAB Content: ≥94%

Linear Alkyl Benzene (LAB) is the leading industrial precursor for Linear Alkylbenzene Sulfonate (LAS), the most widely used biodegradable anionic surfactant in household and industrial detergents. Royalchem Spain supplies industrial-grade LAB with a C10–C13 alkyl chain distribution compliant with GB/T 5177-2017, ready for direct SO₃ sulfonation, and delivered from our Valladolid distribution hub by Flexitank, ISO tank, or bulk chemical tanker.

Technical Specifications (COA Data)
LAB Content (Active Substance) ≥ 94.0%
Appearance Clear & bright liquid, no suspended matter
Density (20 °C) 0.855 – 0.870 g/cm³
Color (Hazen) ≤ 10
Sulphonability ≥ 98.6%
2-Phenyl Isomer 10 – 20%
Average Molecular Weight 238 – 250
*Regulatory: REACH registered. EC inventory 267-051-0. Compliant with EU regulation (EC) No 1907/2006 and CLP (EC) No 1272/2008. Not classified as PBT/vPvB. GHS hazard: Aspiration Hazard Category 1 (H304).
Chemical Structure
Linear Alkyl Benzene LAB CAS 67774-74-7 chemical structure C10-C13 alkylbenzene
Key Properties
• Molecular Formula: C₆H₅-CₙH₂ₙ₊₁ (n=10–13)
• Boiling Point: 278 °C
• Auto-ignition Temperature: 227 °C

Main Applications

Detergents & Household Cleaners

Primary feedstock for Linear Alkylbenzene Sulfonate (LAS) production via SO₃ sulfonation. LAS is the high-volume anionic surfactant in laundry powders, dishwashing liquids, and multi-purpose cleaners across the EU market.

Industrial & Institutional Cleaners

Used in heavy-duty degreasers, alkaline cleaners, and textile auxiliaries. Sulphonability ≥98.6% delivers consistent active matter yield and low colour after sulfonation for I&I formulators.

Agrochemical Adjuvants & Emulsifiers

Building block for non-ionic and anionic emulsifiers used as co-formulants in pesticide emulsifiable concentrates (EC), agricultural wetting agents, and oilfield surfactant systems.

Logistics & Packaging

Standard Packaging:

Flexitank (approx. 24 MT), ISO tank container (approx. 20 MT), or bulk chemical tanker. Drum packaging available on request.

Storage Conditions:

Store in tightly closed containers in a cool, dry, well-ventilated area away from heat, sparks, open flames, and incompatible materials. Not regulated under IMDG / IATA / ADR.

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Royalchem
Phone:
34-686341722
Address:
Valladolid, Spain
About us
Our company is in Spain. We are professional chemical distribution and agency company, and provides relevant services around the chemical business.

   

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