Molekula
DL-Methionine
DL-Methionine is an essential amino acid used in animal feed, pharmaceuticals, and nutritional supplements to support protein synthesis and metabolic functions. It is available in powder form with a molecular weight of 149.21 g/mol, a CAS number of 59-51-8, and a molecular formula of CH3S(CH2)2CH(NH2)COOH. Stable at ambient storage conditions, it requires no signal word. Molekula supplies DL-Methionine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
DL-Methionine is an essential amino acid used in animal feed, pharmaceuticals, and nutritional supplements to support protein synthesis and metabolic functions. It is available in powder form with a molecular weight of 149.21 g/mol, a CAS number of 59-51-8, and a molecular formula of CH3S(CH2)2CH(NH2)COOH. Stable at ambient storage conditions, it requires no signal word. Molekula supplies DL-Methionine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
Specifications
| Property | Value |
|---|---|
| Appearance | White to off-white crystal |
| Grade | EP7.0 |
| pH | 5.4 - 6.1 |
| SO4 | 200ppm max |
| Pb | 20ppm max |
| Loss on Drying | 0.5% max |
| Assay | 99 - 101% |
| Sulfated ash | 0.1% max |
| Cl | 200ppm max |
| Related Substance | 0.2% max |
| Identity | IR |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 60 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 13855549 |
| CAS Number | 59-51-8 |
| Molecular Formula | CH3S(CH2)2CH(NH2)COOH |
| Molecular Weight | 149.21 |
| SMILES | CSCCC(C(=O)O)N |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2930400000 |
| Tariff Code | 2930409000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
For research and industrial use only
Documents
Safety Data Sheets (SDS)
Available in IT, ES, EN.
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
No alternate names recorded for this product.
Frequently asked questions
What is DL-Methionine used for?
DL-Methionine is primarily used as a dietary supplement and feed additive to support animal health and growth, and as a source of sulfur in biochemical research.
What is the chemical formula and molecular weight of DL-Methionine?
The formula is C5H11NO2S and the molecular weight is 149.21 g/mol.
How should DL-Methionine be stored?
Store at ambient temperature, protected from moisture and light.
What grade of DL-Methionine is available?
Molekula supplies DL-Methionine in technical grade for industrial and research use.
Can Molekula supply DL-Methionine in bulk?
Yes, Molekula can supply DL-Methionine in bulk quantities; please contact sales for pricing and availability.
What documentation comes with a DL-Methionine order?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS) upon request.
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.