Molekula
Angelic 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
Angelic acid is a naturally occurring unsaturated carboxylic acid used in organic synthesis and fragrance formulation. It is a key intermediate in the production of pharmaceuticals and fine chemicals. Available with CAS number 565-63-9, molecular formula C5H8O2, and molecular weight 100.12, it requires storage at -15 to -20 °C. This product is classified as Danger. Molekula supplies Angelic 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.
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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1 g — $147.90 per pack
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 | White to pale yellow powder |
| Melting Point | 44-46℃ |
| Storage Temperature | +4℃ |
| Purity (GC) | ≥98.0% |
| Identification (1H-NMR) | Conforms to Structure |
| Tiglic Acid | ≥0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
| Transport Class | 8 |
| Packing Group | II |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 45 °C |
| Boiling Point | 85.50 to 87.5 °C at 13 mmHg |
Source: PubChem CID 643915 (Human Metabolome Database (HMDB))
Identification
| Property | Value |
|---|---|
| SKU | 90005582 |
| CAS Number | 565-63-9 |
| IUPAC Name | (Z)-2-methylbut-2-enoic acid |
| EC Number | 209-284-2 |
| Molecular Formula | C5H8O2 |
| Molecular Weight | 100.12 |
| Exact Mass | 100.0524 |
| SMILES | C/C=C(/C)\C(=O)O |
| InChIKey | UIERETOOQGIECD-ARJAWSKDSA-N |
| InChI | InChI=1S/C5H8O2/c1-3-4(2)5(6)7/h3H,1-2H3,(H,6,7)/b4-3- |
| PubChem CID | 643915 |
| UN Number | UN3261 |
| REACH Code | Y110 |
| HTS Code | 2916195000 |
| Tariff Code | 2916199590 |
Safety & GHS
-
Corrosive
GHS05
Hazard statements
- H290 May be corrosive to metals
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
Precautionary statements
- P234 Keep only in original container
- P260 Do not breathe 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
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
- (2Z)-2-methylbut-2-enoic acid
- (Z)-2-methylcrotonic acid
- 2-butenoic acid, 2-methyl-, (2Z)-
- 2-Butenoic acid, 2-methyl-, (Z)-
- 2-methyl-2Z-butenoic acid
- acide angelique
- acido angelico
- Angelicasaeure
- Angelikasaeure
- cis-2-Methyl-2-butenoic acid
Frequently asked questions
What is Angelic Acid used for?
Angelic acid is primarily used as a synthetic intermediate in organic chemistry, particularly in the synthesis of pharmaceuticals and fine chemicals.
What is the chemical formula and molecular weight of Angelic Acid?
The chemical formula of Angelic acid is C5H8O2, and its molecular weight is 100.12 g/mol.
How should Angelic Acid be stored?
Angelic acid should be stored at temperatures between -15 and -20 °C to maintain stability and prevent degradation.
What grade of Angelic Acid does Molekula supply?
Molekula supplies Angelic Acid in technical grade, suitable for research and industrial applications.
Can Molekula supply Angelic Acid in bulk?
Yes, Molekula can supply Angelic Acid in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of Angelic Acid?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), compliant with GHS standards.
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.