Isosafrol
Isosafrol (CAS: 120-58-1; Formula: C10H10O2) is a chemical compound with a molecular weight of 162.19 g/mol. This acyclic alkene serves as a versatile organic building block in chemical synthesis. It is commonly employed as an intermediate in the production of fragrances and other organic chemicals, leveraging its unique chemical structure for targeted reactions. Isosafrol is supplied by Tech Serve Solutions for research and industrial applications.
- IUPAC
- 1,2-Methylenedioxy-4-propenylbenzene
- Synonyms
- 1,2-Methylenedioxy-4-propenylbenzenebeta-Methyl-3,4-(methylenedioxy)styrene

Fragrance Intermediate
Isosafrol is a key precursor in the synthesis of various fragrance compounds. Its structure allows for modifications that lead to molecules with desirable aromatic properties used in perfumery and flavourings.
Organic Synthesis Building Block
As an organic building block, Isosafrol is utilised in complex chemical syntheses. Its propenyl and methylenedioxy groups offer reactive sites for further chemical transformations, making it valuable in research and development.
Chemical Research Reagent
Researchers utilise Isosafrol in laboratory settings to explore new synthetic pathways and develop novel organic compounds. Its well-defined chemical properties support its role in experimental chemistry.
| Molecular weight | 162.19 |
|---|---|
| Empirical formula | C10H10O2 |
| Boiling point | 77-86 °C/3.5 mmHg(lit.) |
| Density | 1.12 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.573(lit.) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3082 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-38 |
| Safety statements (S) | 36 |
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 Isosafrol used for?
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Isosafrol is primarily used as an intermediate in the synthesis of fragrance compounds and as a general building block in organic chemical synthesis for research and industrial applications.
What are the CAS number and formula for Isosafrol?
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The CAS number for Isosafrol is 120-58-1, and its molecular formula is C10H10O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Isosafrol with a purity typically indicated by its refractive index of n20/D 1.573. It is supplied as a technical/research grade material and is not represented as USP, BP, or EP grade.
How should Isosafrol be handled safely?
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Isosafrol is harmful if swallowed and causes skin irritation. Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Ensure good ventilation and avoid contact with skin and eyes.
Is Isosafrol a controlled substance?
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Isosafrol is a precursor chemical used in the illicit synthesis of MDMA and is therefore a controlled substance in many jurisdictions. Users must comply with all relevant regulations.
How is Isosafrol packed and shipped?
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Isosafrol is typically packed in UN-approved containers suitable for hazardous materials and shipped in accordance with international regulations for dangerous goods, classified under UN 3082, Class 9, Packing Group III.
How can I request a quote or sample of Isosafrol?
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To request a quote or sample of Isosafrol, please contact the Tech Serve Solutions sales team through our website or direct contact details, providing your specific requirements.
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