Products Description
What is Purity 99% Indole powder CAS 120-72-9?
Indole (CAS 120-72-9) is a heterocyclic organic compound featuring a fused benzene-pyrrole ring system with the molecular formula C₈H₇N. Its unique bicyclic conjugated architecture endows it with rich chemical reactivity, enabling diverse applications in pharmaceuticals, fragrances, materials science, and biology.
At room temperature, indole appears as colorless to light-yellow scaly crystals that gradually oxidize to brown upon exposure to air or light. It exhibits a jasmine-like scent at low concentrations but emits a strong fecal odor at higher levels, necessitating strict concentration control in fragrance formulations.


Basic Info
Purity 99% Indole powder CAS 120-72-9
| Chemical Name | Indole |
| CAS | 120-72-9 |
| EINECS | 204-420-7 |
| Molecular Formula | C8H7N |
| Molecular Weight | 117.15 |
| Appearance | white powder |
| Color | white |
| Density | 1.22 |
| Melting point | 51-54 °C (lit.) |
| HS Code | 2933 99 20 |
Uses
In the pharmaceutical and agrochemical sectors, indole derivatives play critical roles: indomethacin combats rheumatoid arthritis by inhibiting prostaglandin synthesis, while naproxen relieves pain and inflammation. Selective serotonin reuptake inhibitors (SSRIs) such as fluoxetine incorporate indole moieties in their core structures. Botanically, indoleacetic acid (IAA) promotes plant cell elongation, and indolebutyric acid (IBA) facilitates rooting in plant cuttings.
Within fragrance and food industries, indole contributes to floral accords in jasmine and orange blossom compositions, enhancing natural nuances. It also mimics baking aroma in products like chocolate and coffee, though precise concentration management is essential to prevent off-odors.
Safety Information
Indole has low acute toxicity (rat oral LD₅₀ is about 1.65 g/kg), but it is irritating to the skin and eyes, and inhalation of high-concentration vapor may cause respiratory discomfort. Its environmental behavior is as follows:
Biodegradation: It can be slowly decomposed by microorganisms in soil and water, but long-term accumulation may affect aquatic organisms.
Ecotoxicity: It is moderately toxic to fish and algae (EC₅₀ is about 0.1-1 mg/L), and direct discharge into natural water bodies should be avoided.

Company Profile
Gneebio is an enterprise specialising in the research, development, production and sales of phytochemicals and fine chemicals.Our factory was established in 2016 and is located in Henan Province, covering an area of 3,600 square metres. We have a professional, well-equipped and high-quality R&D team with more than 10 years of R&D experience. Our reagent products are widely exported to many countries including the United States, Russia, Canada, Australia, Europe, etc., and we provide fast shipping services to our customers. We hope to establish long-term and mutually beneficial cooperation with more friends in the future and provide the best products and services for our customers.




FAQ
Can your company accept customisation and meet customers' special specifications?
Yes, we can.
What are your payment terms?
Wire transfer, paypal, western union, money order and bitcoin.
What is your delivery time?
We usually ship within 1-3 days after receiving your payment.
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