1H-Benzo[g]indole-3-carboxaldehyde
1H-Benzo[g]indole-3-carboxaldehyde (CAS: 51136-18-6), with the molecular formula C13H9NO and a molecular weight of 195.22 g/mol, is a valuable organic building block. This compound serves as a useful starting material in the synthesis of indoles and complex natural products. Its aldehyde functionality and fused ring system make it a versatile intermediate for various chemical transformations.
- IUPAC
- 3-Formyl-6,7-benzindole,3-Formyl-1H-benzo[g]indole
- Synonyms
- 3-Formyl-6,7-benzindole3-Formyl-1H-benzo[g]indole
![1H-Benzo[g]indole-3-carboxaldehyde (C13H9NO) — chemical structure, CAS 51136-18-6; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F51136-18-6.png&w=3840&q=75)
Indole Synthesis
This compound can be employed as a key precursor in the construction of more complex indole derivatives. Its structural features allow for further functionalization and elaboration into diverse molecular scaffolds.
Natural Product Synthesis
As a starting material, 1H-Benzo[g]indole-3-carboxaldehyde is instrumental in the synthesis of various natural products possessing indole cores. Researchers utilise it to build intricate molecular architectures found in nature.
Organic Synthesis Intermediate
The molecule functions as a versatile building block in general organic synthesis. Its reactive aldehyde group and aromatic system enable participation in a wide range of chemical reactions.
| Molecular weight | 195.22 |
|---|---|
| Empirical formula | C13H9NO |
| Assay | 97% |
| Application | Useful starter in indole and natural product synthesis2 |
| Melting point | 231-236 °C |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 1H-Benzo[g]indole-3-carboxaldehyde used for?
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1H-Benzo[g]indole-3-carboxaldehyde is primarily used as a starter material in the synthesis of indoles and natural products. It serves as a versatile intermediate in organic synthesis.
What are the CAS number and molecular formula?
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The CAS number for 1H-Benzo[g]indole-3-carboxaldehyde is 51136-18-6, and its molecular formula is C13H9NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1H-Benzo[g]indole-3-carboxaldehyde with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeial grades.
How should 1H-Benzo[g]indole-3-carboxaldehyde be handled safely?
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This compound is classified with GHS07 signal word 'Warning' and has hazard statements H302, H315, H319, H335. Safe handling requires wearing a dust mask type N95 (US), eyeshields, and gloves. Ensure good ventilation and avoid breathing dust. It is harmful if swallowed, causes skin irritation, causes serious eye irritation, and may cause respiratory irritation.
Is this chemical controlled or scheduled?
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The provided data does not indicate that 1H-Benzo[g]indole-3-carboxaldehyde is a controlled or scheduled substance.
How is this product packed and exported?
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Tech Serve Solutions, a global supplier and exporter, ensures appropriate packaging for safe transit and export of chemicals like 1H-Benzo[g]indole-3-carboxaldehyde.
How can I request a sample or quote?
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To request a sample or obtain a quote for 1H-Benzo[g]indole-3-carboxaldehyde, please contact our sales team through the website or designated contact channels.
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