e-citral

2025年2月4日
行业新闻

e-citral

E-Citral (Trans-Citral) Information

E-Citral, also known as trans-Citral, is a specific isomer of citral, a naturally occurring compound with a lemon-like odor. It is widely used in the fragrance and flavor industries. Here are the key details about E-Citral:

E-Citral

Basic Information

  • CAS Number: 141-27-5.
  • Chemical Formula: C₁₀H₁₆O.
  • IUPAC Name: (2E)-3,7-dimethylocta-2,6-dienal.
  • Synonyms:
    • (E)-Citral
    • α-Citral
    • Geranial
    • Trans-citral.

Physical and Chemical Properties

  • Appearance: Pale yellow liquid with a lemon-like odor.
  • Density: 0.8888 g/mL.
  • Boiling Point: 92-93°C at 2.6 kPa.
  • Refractive Index: 1.4898.
  • Storage Conditions: Recommended to store at -20°C under nitrogen.

Applications

  • Fragrance Industry: Used as a key ingredient in perfumes, cosmetics, and personal care products.
  • Food and Beverage: Used as a flavoring agent to impart a lemon-like aroma.
  • Pesticides: Used as a biopesticide with repellent properties for certain flying insects.

Production and Origin

  • Natural Occurrence: Found in various plant oils, including citrus fruit peels, lemon myrtle, Litsea cubeba, and lemongrass.
  • Synthesis: Commercially produced by fractional distillation or synthesized from petrochemicals.

Safety and Regulatory Information

  • Toxicity: LD50 (oral, rat) is 4960 mg/kg.
  • Regulatory Codes:
    • US EPA Chemical Code: 040510.
    • EC Number: 205-476-5.
    • FEMA Number: 2303.

Supplier Information

  • Main Suppliers:
    • Symrise AG (Germany): A well-known supplier of fragrance and flavor raw materials.
    • Vigon International, Inc. (USA): Specializes in fragrances, flavors, and cosmetic raw materials.
    • Hangzhou Fenjin Biotechnology Co., Ltd. (China): Offers Citrylal E in various packaging sizes.
  • Contact Information:
    • Phone: +86 177 6715 5726.
    • Email: hwl5726@163.com.
    • Address: No. 8 Tongzhong Road, Eshan She Nationality Township, Tonglu County, Hangzhou City, Zhejiang Province, China.

Citrylal E, with its unique aroma and multifunctionality, plays an important role in various industries. For further information or purchase, please contact the above suppliers.