Molekula
3-Methoxybenzaldehyde
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
3-Methoxybenzaldehyde is an aromatic aldehyde widely used in fragrance and flavor synthesis, pharmaceutical intermediates, and organic chemistry as a versatile building block. It appears as a pale yellow to colorless liquid with a sweet, floral odor. This chemical has a CAS number of 591-31-1, a molecular formula of C8H8O2, and a molecular weight of 136.15 g/mol. It is stable under ambient storage conditions but requires careful handling, as indicated by its "Warning" signal word for moderate hazards. Molekula supplies 3-Methoxybenzaldehyde 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.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — £29.50 per pack ex VAT · £35.40 inc. VAT
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100 g — £65.30 per pack ex VAT · £78.36 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless to yellow liquid |
| Identification | Conforms to reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 110 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Boiling Point | 143 °C at 50 mmHg |
Source: PubChem CID 11569 (Human Metabolome Database (HMDB))
Identification
| Property | Value |
|---|---|
| SKU | 12165767 |
| CAS Number | 591-31-1 |
| IUPAC Name | 3-methoxybenzaldehyde |
| EC Number | 209-712-8 |
| Molecular Formula | C8H8O2 |
| Molecular Weight | 136.15 |
| Exact Mass | 136.0524 |
| SMILES | COC1=CC=CC(=C1)C=O |
| InChIKey | WMPDAIZRQDCGFH-UHFFFAOYSA-N |
| InChI | InChI=1S/C8H8O2/c1-10-8-4-2-3-7(5-8)6-9/h2-6H,1H3 |
| PubChem CID | 11569 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2912499000 |
| Tariff Code | 2912490090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- 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
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- 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, Portuguese, 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
- 3-Anisaldehyde
- 3-methoxybenzaldehde
- 3-methoxybenzaldhyde
- 5-methoxybenzaldehyde
- Benzaldehyde, 3-methoxy-
- M-ANISALDEHYDE
- m-anisaldeyde
- m-Methoxybenzaldehyde
- META-ANISALDEHYDE
- Metamethoxybenzaldehyde
Frequently asked questions
What is 3-Methoxybenzaldehyde commonly used for?
3-Methoxybenzaldehyde is primarily used as a fragrance and flavor compound, as well as an intermediate in organic synthesis for pharmaceuticals and agrochemicals.
What is the chemical formula and molecular weight of 3-Methoxybenzaldehyde?
The chemical formula is **C₈H₈O₂**, and the molecular weight is **136.15 g/mol**.
How should 3-Methoxybenzaldehyde be stored?
Store at **ambient temperature** in a cool, dry place, away from incompatible substances and in tightly sealed containers.
What grades of 3-Methoxybenzaldehyde does Molekula supply?
Molekula supplies **analytical/ACS grade** and **technical grade** for industrial applications—contact us for specifications.
Can Molekula supply 3-Methoxybenzaldehyde in bulk quantities?
Yes, we offer bulk packaging options (e.g., drums, IBCs) for large-scale orders—please inquire for availability and lead times.
What documentation comes with an order of 3-Methoxybenzaldehyde?
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.