Orcinol, anhydrous, 99%+

About Orcinol, anhydrous, 99%+

Orcinol is a phenolic building block (Puriss grade) carrying the CAS registry number 504-15-4 with a typical assay of ≥99%. Formula C7H8O2, molecular weight 124.14 g/mol. Systematically, it is named 5-methylbenzene-1,3-diol. Common synonyms include 3,5-Dihydroxytoluene and 5-Methylresorcinol.

The material typically appears as white to light yellow to light orange powder or crystals or flakes or chunks. Key physical data: a density of ~1.2 g/cm3 (Predicted). Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 5 hazard statements. Review the Safety Data Sheet before use.

Typical applications include dyes and pigments manufacture and organic synthesis. Typical end-use sectors are pharmaceutical manufacturing, academic and industrial research and textiles and dyeing.

Available in 5 g, 25 g, 100 g and 500 g packs, Orcinol is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Dyes & pigments manufacture
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Orcinol, anhydrous, 99%+
Catalogue No.	VQ-010204
CAS Number	504-15-4
IUPAC name	5-methylbenzene-1,3-diol
Molecular formula	C₇H₈O₂
Molecular weight	124.14 g/mol
Exact mass	124.0524
Grade	Puriss
Purity / assay	≥99%
HSN code	29072100
InChIKey	OIPPWFOQEKKFEE-UHFFFAOYSA-N
SMILES	CC1=CC(=CC(=C1)O)O
PubChem CID	10436

Physical properties
Physical form	Flakes
Appearance	White to light yellow to light orange powder or crystals or flakes or chunks
Density	~1.2 g/cm3 (Predicted)
LogP (XLogP3)	1.6
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	3,5-Dihydroxytoluene, 5-Methylresorcinol, 1,3-Dihydroxy-5-methylbenzene, Orcin, 5-Methyl-1,3-benzenediol, 1,3-Benzenediol, 5-methyl-, 3-Hydroxy-5-methylphenol, 3,5-Toluenediol, 5-Methylresorcin, Resorcinol, 5-methyl-, 5-Methyl Resorcinol, 5-Methylresorcinol anhydrous

Safety & hazard information (GHS)

Harmful / irritant

Environmental hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H400Very toxic to aquatic life

Precautionary statements: P261, P264, P264 + P265, P270, P271, P273, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P391, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Orcinol, anhydrous, 99%+?

The CAS Registry Number of Orcinol, anhydrous, 99%+ is 504-15-4. It is also known as 3,5-Dihydroxytoluene, 5-Methylresorcinol, 1,3-Dihydroxy-5-methylbenzene.

What is the molecular formula and molecular weight of Orcinol, anhydrous, 99%+?

Orcinol, anhydrous, 99%+ has the molecular formula C7H8O2 and a molecular weight of 124.14 g/mol. Its IUPAC name is 5-methylbenzene-1,3-diol.

Which grade and pack sizes of Orcinol, anhydrous, 99%+ can I order?

We supply Orcinol, anhydrous, 99%+ in Puriss (≥99%) grade, in 5 g, 25 g, 100 g, 500 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Orcinol, anhydrous, 99%+?

Yes. Every lot of Orcinol, anhydrous, 99%+ is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Orcinol, anhydrous, 99%+ be shipped internationally?

Yes. Orcinol, anhydrous, 99%+ is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.