C10H17NO4
215.25 g/mol
Pharmaceutical IntermediateWarning
Boc-L-proline
CAS15761-39-4EC239-848-3
Category
Pharmaceutical Intermediate
Compound Class
Peptide
Primary Use
Pharmaceutical Intermediate
Boc-L-proline is a protected amino acid derivative commonly used as a building block in peptide synthesis. Its primary significance lies in providing a stable, easily removable protecting group for the proline residue during solid-phase or solution-phase peptide assembly.
Protected amino acid for peptide synthesisBuilding block for pharmaceutical intermediate manufacturing
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongStructure SimilarSimilarity 0.90
(S)-1-Boc-piperidine-2-carboxylic acid
CAS26250-84-0
pharmaceutical intermediate
StrongStructure SimilarSimilarity 0.90
(R)-(+)-N-Boc-2-piperidinecarboxylic acid
CAS28697-17-8
pharmaceutical intermediate
StrongStructure SimilarSimilarity 0.90
N-Boc-2-piperidinecarboxylic acid
CAS98303-20-9
pharmaceutical intermediate
StrongStructure SimilarSimilarity 0.88
N-(tert-Butoxycarbonyl)prolylproline
CAS15401-08-8
pharmaceutical intermediate
ReferenceSame Category
N-Boc-piperidine-2-methanol
CAS157634-00-9
pharmaceutical intermediate
ReferenceSame Category
1-Boc-2-piperidinecarbaldehyde
CAS157634-02-1
pharmaceutical intermediate
ReferenceSame Category
4-Bromo-1-methylpyrazole
CAS15803-02-8
pharmaceutical intermediate
ReferenceSame Category
Resmetirom Impurity 37
CAS1581304-47-3
pharmaceutical intermediate
Related Reading
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Boc-L-proline (CAS 15761-39-4) is 2933.99.
HS code (international, 6-digit)
2933.99
EU CN code (8-digit)
2933 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(2S)-1-[(2-methylpropan-2-yl)oxycarbonyl]pyrrolidine-2-carboxylic acid
InChIKey
ZQEBQGAAWMOMAI-ZETCQYMHSA-N
SMILES
CC(C)(C)OC(=O)N1CCC[C@H]1C(=O)O
Synonyms (53)
- BOC-PRO
- (S)-Boc proline
- (S)-N-Boc-proline
- Boc-L-Pro-OH
- Boc-L-proline
- Boc-Pro-OH
- Boc-Pro-OH, >=99.0% (T)
- Boc-proline
- N-BOC-(S)-PROLINE
- N-BOC-proline
- N-Boc-L-Pro-OH
- N-Boc-L-proline
- N-t-butoxycarbonylproline
- N-tert-Butoxycarbonylprolin
- N-tert-Butoxycarbonylproline
- boc-(s)-proline
- boc-prolin
- t-Boc-l-proline
- t-butoxycarbonylproline
- t-butyloxycarbonyl-L-proline
- t-butyloxycarbonyl-proline
- tert-Butoxycarbonyl-L-proline
- tert-Butoxycarbonylproline
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