Molekula
N-CBZ-L-Methionine-OH
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
N-CBZ-L-Methionine-OH is a protected amino acid derivative, commonly used in peptide synthesis and organic synthesis to introduce methionine residues while preventing unwanted side reactions. This compound is a key building block in pharmaceutical research, biochemistry, and custom peptide manufacturing. CAS 1152-62-1, molecular formula C13H17NO4S, molecular weight 283.34 g/mol. Stable at ambient conditions with no signal word classification. Molekula supplies N-CBZ-L-Methionine-OH 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
On backorder — expected to ship by 25 November 2026
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 — £30.90 per pack ex VAT · £37.08 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 | White powder |
| Identification | Conforms to reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 35221351 |
| CAS Number | 1152-62-1 |
| IUPAC Name | (2S)-4-methylsulfanyl-2-(phenylmethoxycarbonylamino)butanoic acid |
| Molecular Formula | C13H17NO4S |
| Molecular Weight | 283.34 |
| Exact Mass | 283.0878 |
| SMILES | CSCC[C@@H](C(=O)O)NC(=O)OCC1=CC=CC=C1 |
| InChIKey | FPKHNNQXKZMOJJ-NSHDSACASA-N |
| InChI | InChI=1S/C13H17NO4S/c1-19-8-7-11(12(15)16)14-13(17)18-9-10-5-3-2-4-6-10/h2-6,11H,7-9H2,1H3,(H,14,17)(H,15,16)/t11-/m0/s1 |
| PubChem CID | 1550857 |
| REACH Code | Y113 |
| HTS Code | 2930902900 |
| Tariff Code | 2930909599 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
We haven't published a Safety Data Sheet for this product yet. Ask us and we'll send you one.
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- (2S)-4-methylsulfanyl-2-(phenylmethoxycarbonylamino)butanoic acid
- (S)-Cbz methionine
- BENZYLOXYCARBONYL-L-METHIONINE
- Cbz-L-Methionine
- CBZ-MET-OH
- L-Methionine, N-[(phenylmethoxy)carbonyl]-
- N-[(benzyloxy)carbonyl]-L-methionine
- N-CBZ-L-METHIONINE
- Z-L-Methionine
- Z-Met-OH
Frequently asked questions
What is N-CBZ-L-Methionine-OH commonly used for in chemical synthesis?
N-CBZ-L-Methionine-OH is primarily used as a protected amino acid building block in peptide synthesis, pharmaceutical intermediates, and as a chiral precursor in organic synthesis.
What is the molecular formula and molecular weight of N-CBZ-L-Methionine-OH?
The molecular formula is **C13H17NO4S**, and the molecular weight is **283.34 g/mol**.
How should N-CBZ-L-Methionine-OH be stored?
Store at **ambient temperature** in a dry, well-ventilated area, away from strong oxidizing agents and moisture.
What purity grades are available for N-CBZ-L-Methionine-OH?
Molekula supplies this product in **pharmaceutical (USP/EP) and analytical grades**—contact us for specific batch certifications.
Can Molekula supply N-CBZ-L-Methionine-OH in bulk quantities?
Yes, we offer bulk packaging options (e.g., 1 kg, 5 kg, 25 kg) for industrial and large-scale applications—inquire for pricing and lead times.
What documentation is provided with an order of N-CBZ-L-Methionine-OH?
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.