Molekula
2-Naphthoic acid
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
2-Naphthoic acid is an aromatic carboxylic acid derived from naphthalene, commonly used as an intermediate in pharmaceuticals, dyes, and agrochemicals. It appears as a white to pale yellow crystalline powder with a faint odor. This chemical has a CAS number of 93-09-4, a molecular formula of C11H8O2 (C10H7CO2H), and a molecular weight of 172.18 g/mol. It is stable at ambient storage conditions and carries a signal word of "Warning" for handling. Molekula supplies 2-Naphthoic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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100 g — £49.80 per pack ex VAT · £59.76 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | Solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| pKa | pKa = 4.18 |
Source: PubChem CID 7123 (ChEMBL)
Identification
| Property | Value |
|---|---|
| SKU | 48753954 |
| CAS Number | 93-09-4 |
| IUPAC Name | naphthalene-2-carboxylic acid |
| EC Number | 202-217-8 |
| Molecular Formula | C10H7CO2H |
| Molecular Weight | 172.18 |
| Exact Mass | 172.0524 |
| SMILES | C1=CC=C2C=C(C=CC2=C1)C(=O)O |
| InChIKey | UOBYKYZJUGYBDK-UHFFFAOYSA-N |
| InChI | InChI=1S/C11H8O2/c12-11(13)10-6-5-8-3-1-2-4-9(8)7-10/h1-7H,(H,12,13) |
| PubChem CID | 7123 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2916397900 |
| Tariff Code | 2916399090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 2-Carboxynaphthalene
- 2-Maythic acid
- 2-Naphthalenecarboxylic acid
- 2-naphthylcarboxylic acid
- 2-napthoic acid
- beta-Naphthoic acid
- Isonaphthoic acid
- NAPHTHALENE-2-CARBOXYLIC ACID
- Naphthalene-beta-carboxylic acid
Frequently asked questions
What is 2-Naphthoic acid commonly used for?
2-Naphthoic acid is primarily used in the synthesis of dyes, pharmaceuticals, and agrochemicals, as well as in organic synthesis for intermediates.
What is the chemical formula and molecular weight of 2-Naphthoic acid?
The chemical formula is **C11H8O2** (C10H7CO2H) with a molecular weight of **172.18 g/mol**.
How should 2-Naphthoic acid be stored?
Store in a cool, dry place at ambient temperature, away from incompatible substances and moisture.
What grades of 2-Naphthoic acid does Molekula supply?
Molekula supplies **technical grade** and **pharmaceutical/analytical grade** (if applicable) for 2-Naphthoic acid—confirm specifications upon inquiry.
Can Molekula supply 2-Naphthoic acid in bulk quantities?
Yes, Molekula can supply 2-Naphthoic acid in bulk, with quantities tailored to your requirements—contact us for pricing and logistics details.
What documentation comes with a 2-Naphthoic acid order?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.