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API Process Intermediates & Related Compounds

4-Methyl-1-naphthaldehyde

Reference StandardIn stock

Order 4-Methyl-1-naphthaldehyde (CAS 33738-48-6) online at Zemixal: C12H10O, COA and SDS with every lot, worldwide shipping.

Pack sizes
4-Methyl-1-naphthaldehyde chemical structure
CAS number33738-48-6
FormulaC12H10O
Molar mass170.21 g/mol
Physical formSolid
Purity95%
InChIKeyLANRGTXVAPBSIA-UHFFFAOYSA-N
IUPAC name4-methylnaphthalene-1-carbaldehyde

About 4-Methyl-1-naphthaldehyde

Researchers and plant chemists source 4-Methyl-1-naphthaldehyde from Zemixal for routine and specialised work. For your records (Reference Standard), the material is defined by CAS 33738-48-6, formula C12H10O and molar mass 170.21 g/mol. It is handled as a solid.

Use cases we see most often

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Terbinafine

See every impurity, metabolite and related compound we list for this API.

Terbinafine standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Specifications and identifiers

Specifications of 4-Methyl-1-naphthaldehyde
Product name4-Methyl-1-naphthaldehyde
Catalogue numberZX-012174
CAS number33738-48-6
IUPAC name4-methylnaphthalene-1-carbaldehyde
Molecular formulaC12H10O
Molar mass170.21 g/mol
Exact mass170.0732
GradeReference Standard
Purity / assay95%
Physical formSolid
XLogP33
H-bond donors / acceptors0 / 1
Topological polar surface area17.1 Ų
InChIKeyLANRGTXVAPBSIA-UHFFFAOYSA-N
SMILESCC1=CC=C(C2=CC=CC=C12)C=O
PubChem CID141839
Synonyms4-Methyl-1-naphthalenecarboxaldehyde, 1-Methyl-4-formylnaphthalene, 4-Methylnaphthalene-1-carboxaldehyde, 1-Naphthalenecarboxaldehyde, 4-methyl-, 4-Methyl-1-naphthaldehyde,, 1-Methyl-4-naphthaldehyd, 4-Methyl-1-naphthaldehyde #, 4-methylnaphthalenecarbaldehyde, 4-Methyl-1-naphthaldehyde, 97%, 4-methyl-naphthalene-1-carbaldehyde

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

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

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 4-Methyl-1-naphthaldehyde
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 4-Methyl-1-naphthaldehyde

Which CAS number identifies 4-Methyl-1-naphthaldehyde?
4-Methyl-1-naphthaldehyde is registered under CAS 33738-48-6. You may also see it listed as 4-Methyl-1-naphthalenecarboxaldehyde, 1-Methyl-4-formylnaphthalene, 4-Methylnaphthalene-1-carboxaldehyde. Our catalogue number for this item is ZX-012174.
What are the formula and molar mass of 4-Methyl-1-naphthaldehyde?
For 4-Methyl-1-naphthaldehyde, its formula is C12H10O and its molar mass is 170.21 g/mol. The systematic (IUPAC) name is 4-methylnaphthalene-1-carbaldehyde. InChIKey LANRGTXVAPBSIA-UHFFFAOYSA-N lets you match it in any structure database.
How is 4-Methyl-1-naphthaldehyde used in pharmaceutical QC?
4-Methyl-1-naphthaldehyde is a characterised reference material linked to Terbinafine. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 4-Methyl-1-naphthaldehyde?
This listing is Reference Standard grade with 95% purity. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 4-Methyl-1-naphthaldehyde?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 4-Methyl-1-naphthaldehyde to my country?
Yes. Because 4-Methyl-1-naphthaldehyde is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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