Molekula
BOC-O-Benzyl-L-serine
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
BOC-O-Benzyl-L-serine is a protected amino acid derivative used primarily in peptide synthesis to introduce serine residues with benzyl protection for orthogonal deprotection strategies. This compound features a tert-butoxycarbonyl (BOC) protecting group on the amine and a benzyl ether on the hydroxyl, enabling selective chemical transformations. Catalogue details: CAS 23680-31-1, molecular formula C15H21NO5, molecular weight 295.33 g/mol, and stable at ambient storage conditions with no signal word classification. Molekula supplies BOC-O-Benzyl-L-serine 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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5 g — £52.30 per pack ex VAT · £62.76 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 to off-white powder |
| Melting Point | 57 - 65 Deg C |
| Water | <1.0% |
| Specific rotation | +20 +/- 2 |
| Loss on Drying | <1.0% |
| Assay HPLC | >98% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 66966303 |
| CAS Number | 23680-31-1 |
| IUPAC Name | (2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-phenylmethoxypropanoic acid |
| EC Number | 245-820-1 |
| Molecular Formula | C15H21NO5 |
| Molecular Weight | 295.33 |
| Exact Mass | 295.142 |
| SMILES | CC(C)(C)OC(=O)N[C@@H](COCC1=CC=CC=C1)C(=O)O |
| InChIKey | DMBKPDOAQVGTST-LBPRGKRZSA-N |
| InChI | InChI=1S/C15H21NO5/c1-15(2,3)21-14(19)16-12(13(17)18)10-20-9-11-7-5-4-6-8-11/h4-8,12H,9-10H2,1-3H3,(H,16,19)(H,17,18)/t12-/m0/s1 |
| PubChem CID | 90234 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2924.29.71.00 |
| Tariff Code | 2924297099 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, 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.
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
- (S)-3-(Benzyloxy)-2-((tert-butoxycarbonyl)amino)propanoic acid
- Alanine, 3-(benzyloxy)-N-carboxy-, N-tert-butyl ester, L-
- Boc-Ser(Bzl)-OH
- L-Serine, N-[(1,1-dimethylethoxy)carbonyl]-O-(phenylmethyl)-
- N-((1,1-Dimethylethoxy)carbonyl)-O-(phenylmethyl)-L-serine
- N-(tert-Butoxycarbonyl)-O-benzyl-L-serine
- N-Boc-O-benzyl-L-serine
- N-t-Butoxycarbonyl-O-benzyl-L-serine
- o-benzyl-n-(tert-butoxycarbonyl)-l-serine
- O-Benzyl-N-tert-butyloxycarbonylserine
Frequently asked questions
What is BOC-O-Benzyl-L-serine commonly used for in chemical synthesis?
BOC-O-Benzyl-L-serine is primarily used as a protected amino acid building block in peptide synthesis, particularly for incorporating serine residues while protecting hydroxyl and amine groups.
What is the molecular formula and molecular weight of BOC-O-Benzyl-L-serine?
The molecular formula is **C15H21NO5**, and the molecular weight is **295.33 g/mol**.
How should BOC-O-Benzyl-L-serine be stored?
Store at **ambient temperature** in a cool, dry place, away from moisture and strong oxidizing agents.
What purity grades are available for BOC-O-Benzyl-L-serine?
Molekula supplies this product in **analytical grade** and **synthetic grade** (typically ≥98% purity).
Can Molekula supply BOC-O-Benzyl-L-serine in bulk quantities?
Yes, bulk quantities are available upon request—minimum order quantities and pricing depend on the specific grade and application.
What documentation is provided with an order of BOC-O-Benzyl-L-serine?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and a **batch-specific quality report** 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.