Orcinol
Orcinol (CAS 504-15-4), with the molecular formula CH3C6H3-1,3-(OH)2 and a molecular weight of 124.14, is a versatile organic compound. Also known as 5-Methylresorcinol, it serves as a valuable building block in chemical synthesis. Its structure, featuring a methyl group and two hydroxyl groups on a benzene ring, lends itself to various synthetic applications in research and industrial settings. Orcinol is typically supplied by TSS at a minimum assay of 97%.
- IUPAC
- 5-Methylresorcinol
- Synonyms
- 5-Methylresorcinol

Organic Synthesis Intermediate
Orcinol functions as a key intermediate in the synthesis of more complex organic molecules. Its reactive hydroxyl groups and aromatic ring allow for diverse chemical transformations.
Building Block for Specialty Chemicals
This compound is utilised as a foundational building block in the development of specialty chemicals and materials. Its specific structural features are leveraged in multi-step synthetic pathways.
Research and Development
Orcinol is employed in laboratory research and development settings for exploring new chemical reactions and designing novel compounds. It is a useful reagent for academic and industrial chemists.
| Molecular weight | 124.14 |
|---|---|
| Linear formula | CH3C6H3-1,3-(OH)2 |
| Assay | 97% |
| Melting point | 106-112 °C(lit.) |

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) | 22-26-36 |
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 Orcinol used for?
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Orcinol is primarily used as a building block in organic synthesis and in research and development for creating complex molecules and specialty chemicals.
What is the CAS number and molecular formula for Orcinol?
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The CAS number for Orcinol is 504-15-4, and its molecular formula is CH3C6H3-1,3-(OH)2.
What grade and purity does Tech Serve Solutions supply for Orcinol?
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Tech Serve Solutions supplies Orcinol with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.
What are the main safety hazards associated with Orcinol?
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Orcinol is classified with the GHS symbol GHS07 and a Warning signal word. It is harmful if swallowed (H302), causes skin irritation (H315), causes serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, and gloves should be used.
Can Tech Serve Solutions export Orcinol internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, and can handle international shipments of Orcinol.
How can I request a sample or quote for Orcinol?
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To request a sample or quote for Orcinol, please contact our sales team through the channels provided on the Tech Serve Solutions website.
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