Benzaldehyde
Benzaldehyde (CAS 100-52-7, C6H5CHO, MW 106.12) is a colourless liquid with a characteristic bitter almond odour. It is a fundamental organic compound widely employed as a key intermediate in the synthesis of various chemicals. Its primary applications include its use in the production of dyes, pharmaceuticals, and agrochemicals, as well as a flavouring agent.
- IUPAC
- Bitter almond
- Synonyms
- BenzaldehydeBenzenecarboxaldehydeArtificial oil of bitter almondBenzalBitter almond oilPhenylformaldehydeBenzenecarbaldehyde

Chemical Synthesis Intermediate
Benzaldehyde serves as a versatile building block in organic synthesis. It is a precursor for the production of cinnamic acid, malachite green, and other significant organic molecules used in various industrial sectors.
Flavour and Fragrance Agent
Possessing a distinct bitter almond scent, benzaldehyde is extensively used in the food and cosmetics industries to impart almond-like flavours and fragrances. It is a common component in artificial flavourings.
Dye and Pigment Production
It is a critical intermediate in the synthesis of various dyes, including triphenylmethane dyes like malachite green. These colourants find applications in textiles, inks, and other colouring processes.
Pharmaceutical Intermediates
Benzaldehyde is utilised in the manufacturing pathways for several pharmaceutical compounds. Its reactive aldehyde group allows for diverse chemical transformations essential in drug synthesis.
| Molecular weight | 106.12 |
|---|---|
| Linear formula | C6H5CHO |
| Assay | ≥98.0% (GC) |
| Grade | analytical standard |
| Boiling point | 178-179 °C(lit.) |
| Density | 1.044 g/cm3 at 20 °C(lit.) |
| Refractive index | n20/D 1.545(lit.)n20/D 1.545 |
| Melting point | −26 °C(lit.) |
| Vapour pressure | 4 mmHg (45 °C) |
| Vapour density | 3.7 (vs air) |
| Autoignition temp | 374 °F |
| Impurities tested | chlorine, none detected |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 64 °C / 147.2 °F |
| Transport (UN / ADR) | UN 1990 9 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
| Safety statements (S) | 24 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Expl Lim | 1.4 %, 20 °F |
|---|
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 Benzaldehyde used for?
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Benzaldehyde (CAS 100-52-7) is primarily used as a chemical intermediate in the synthesis of dyes, pharmaceuticals, and agrochemicals. It is also employed as a flavouring and fragrance agent due to its characteristic bitter almond odour.
What is the CAS number and chemical formula for Benzaldehyde?
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The CAS number for Benzaldehyde is 100-52-7, and its chemical formula is C6H5CHO.
What grade and purity does Tech Serve Solutions supply for Benzaldehyde?
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Tech Serve Solutions supplies Benzaldehyde with an assay of ≥98.0% (GC) and an analytical standard grade. We do not represent this product as USP, BP, or EP grade.
How should Benzaldehyde be handled safely?
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Benzaldehyde is harmful if swallowed (H302). Handle with appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection. Store in a well-ventilated area.
How is Benzaldehyde packed and exported by TSS?
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Benzaldehyde is packed and exported according to international regulations. Specific details for UN 1990, Class 9, Packing Group III shipments are available upon request.
How can I request a quote or sample for Benzaldehyde?
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To request a quote or sample for Benzaldehyde, please contact our sales team through our website or by phone, providing your specific requirements and delivery details.
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