Molekula
5-Aminolevulinic acid hydrochloride
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
5-Aminolevulinic acid hydrochloride (ALA HCl) is a key organic compound used primarily in photodynamic therapy (PDT) for cancer treatment, as well as in agricultural and industrial applications where porphyrin biosynthesis is required. It’s also used in research for studying heme metabolism and as a precursor for fluorescent imaging. CAS 5451-09-2, molecular formula NH₂CH₂C(O)CH₂CH₂COOH · HCl, molecular weight 167.59. Store at -15 to -20°C. Signal word: Warning. Molekula supplies 5-Aminolevulinic acid hydrochloride 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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5 g — £82.60 per pack ex VAT · £99.12 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | Almost white to white powder |
| Melting Point | 156°C |
| Heavy metals | ≤20ppm |
| Loss on Drying | ≤1.0% |
| Assay | ≥98.0% |
| Residue on Ignition | ≤0.5% |
| Iron (Fe) | ≤20ppm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 25091897 |
| CAS Number | 5451-09-2 |
| IUPAC Name | 5-amino-4-oxopentanoic acid;hydrochloride |
| EC Number | 226-679-5 |
| Molecular Formula | NH2CH2C(O)CH2CH2COOH · HCl |
| Molecular Weight | 167.59 |
| Exact Mass | 167.0349 |
| SMILES | C(CC(=O)O)C(=O)CN.Cl |
| InChIKey | ZLHFONARZHCSET-UHFFFAOYSA-N |
| InChI | InChI=1S/C5H9NO3.ClH/c6-3-4(7)1-2-5(8)9;/h1-3,6H2,(H,8,9);1H |
| PubChem CID | 123608 |
| REACH Code | Y110 |
| HTS Code | 2922505000 |
| Tariff Code | 2922500090 |
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
- 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
- P312 Call a POISON CENTER or doctor/physician if you feel unwell
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Portuguese, Russian, 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
- 5-Amino-4-oxopentanoic acid hydrochloride
- Alabel
- Alaglio
- Ameluz
- Aminolevulinic Acid HCl
- Aminolevulinic acid hydrochloride
- delta-Aminolevulinic acid hydrochloride
- Gleolan
- Levulan
- Levulan Kerastick
Frequently asked questions
What is 5-Aminolevulinic acid hydrochloride (CAS 5451-09-2) commonly used for?
It is primarily used in photodynamic therapy (PDT) for cancer treatment, as a precursor in heme biosynthesis, and in agricultural applications as a plant growth regulator.
What is the molecular formula and molecular weight of this compound?
The molecular formula is **NH₂CH₂C(O)CH₂CH₂COOH · HCl**, and the molecular weight is **167.59 g/mol**.
How should 5-Aminolevulinic acid hydrochloride be stored?
It should be stored frozen at **-15 to -20°C** to maintain stability and prevent degradation.
What grade or purity is available for this product?
Molekula supplies this compound in **pharmaceutical or analytical grade**, with purity typically ≥98% as confirmed by HPLC or NMR.
Can Molekula supply this product in bulk quantities?
Yes, we can provide bulk quantities of 5-Aminolevulinic acid hydrochloride, subject to availability and regulatory compliance.
What documentation comes with an order of this compound?
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.