English name: 1H-Indole Benzaole 1-azaindene 1-benzazole 2,3-benzopyrrole benzopyrrole Indol indol (german) ketole 1H-Indol 1H-Benzopyrroll 1H-Benzopyrrole Indole solution Benzo(b)pyrrole 
CAS No.: 120-72-9
Molecular formula: C8H7N
Molecular weight: 117.15
Appearance:White to light yellow crystalline
Purity:≥99.50%

Physicochemical properties:
Appearance: flake white crystal, It will turn yellowish red when it is light. Odor: It has a strong fecal odor when concentrated, and has a strong and long-lasting spread; the highly diluted solution has a fragrance and can be used as a fragrance. Properties: 1. Its appearance is colorless or light yellow flaky crystal. Has a special smell. It is reddened and resinized when exposed to air or when seen in light.
Uses:
Natural products are widely contained in essential oils such as bitter orange blossom oil, sweet orange oil, lemon oil, lime oil, citrus oil, pomelo oil, and jasmine oil. 
Can be widely used in jasmine, lilac, orange blossom, medlar, honeysuckle, lotus, daffodil, ylang-ylang, grass orchid, white orchid and other floral flavors. It is also often used in combination with methyl hydrazine to formulate artificial civet fragrance. It can be used in the flavors of chocolate, raspberry, strawberry, bitter orange, coffee, nuts, cheese, grape and fruity compound. 
GB 27 60 provides for the use of flavorants. It is mainly used to prepare flavors such as cheese, citrus, coffee, nuts, grapes, strawberries, raspberries, chocolate, assorted fruits, jasmine and lily.