Molekula
1-Aminocyclopropane-1-carboxylic 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
1-Aminocyclopropane-1-carboxylic acid (ACC) is an organic compound primarily used in plant physiology research as a precursor to ethylene, a key plant hormone regulating growth, ripening, and stress responses. It is also employed in biochemical studies and agricultural applications to modulate plant development. CAS 22059-21-8, molecular formula C4H7NO2, molecular weight 101.10 g/mol. Store at ambient conditions. Signal word: Warning. Molekula supplies 1-Aminocyclopropane-1-carboxylic 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Melting Point | ≥245.0℃ |
| Loss on Drying | ≤0.5% |
| Assay | ≥98.0% |
| Identification (1H-NMR) | Consistent |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 229 - 231 °C |
| pKa | pKa = 2.73 |
Source: PubChem CID 535 (Human Metabolome Database (HMDB), DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 17898077 |
| CAS Number | 22059-21-8 |
| IUPAC Name | 1-aminocyclopropane-1-carboxylic acid |
| Molecular Formula | C4H7NO2 |
| Molecular Weight | 101.10 |
| Exact Mass | 101.0477 |
| SMILES | C1CC1(C(=O)O)N |
| InChIKey | PAJPWUMXBYXFCZ-UHFFFAOYSA-N |
| InChI | InChI=1S/C4H7NO2/c5-4(1-2-4)3(6)7/h1-2,5H2,(H,6,7) |
| PubChem CID | 535 |
| REACH Code | Y113 |
| HTS Code | 29224980 |
| Tariff Code | 2922498590 |
Safety & GHS
-
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
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- 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, 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
- 1-Amino-1-carboxycyclopropane
- 1-Amino-1-cyclopropanecarboxylic acid
- 1-aminocyclopropane-1-carboxylate
- 1-Aminocyclopropanecarboxylic acid
- 1-azaniumylcyclopropane-1-carboxylate
- ACC acid
- acpc
- alpha-Aminocyclopropane carboxylic acid
- AMINOCYCLOPROPANECARBOXYLIC ACID
- Cyclopropanecarboxylic acid, 1-amino-
Frequently asked questions
What is 1-Aminocyclopropane-1-carboxylic acid (ACC) commonly used for?
ACC is primarily used as a plant growth regulator, particularly as a precursor in ethylene biosynthesis studies, and in agricultural research for stress response experiments.
What is the chemical formula and molecular weight of ACC?
The chemical formula is **C₄H₇NO₂**, and the molecular weight is **101.10 g/mol**.
How should ACC be stored?
Store ACC at **ambient temperature** in a cool, dry place, away from incompatible substances. Avoid exposure to moisture or air for long periods.
What purity grades are available for ACC?
Molekula supplies **analytical standard grade (≥98% purity)** for research and development applications. Bulk or custom grades may be available upon request.
Can Molekula supply ACC in bulk quantities?
Yes, we can provide ACC in **bulk quantities** depending on availability and customer requirements. Contact us for pricing and lead times.
What documentation comes with an order of ACC?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a product specification sheet detailing purity, storage, and handling instructions.
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.