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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 11368477Generated: October 30, 2026

tert-butyl N-((2S)-1-hydroxy-3-(1H-imidazol-4-yl)propan-2-yl)carbamate

Boc-His-OL · Boc-Histidinol · tert-Butyl N-[(2S)-1-hydroxy-3-(1H-imidazol-4-yl)propan-2-yl]carbamate · Carbamic acid, [(1S)-2-hydroxy-1-(1H-imidazol-4-ylmethyl)ethyl]-, 1,1-dimethylethyl ester (9CI)

https://huagongshe.com/en/chemical/11368477

tert-butyl N-((2S)-1-hydroxy-3-(1H-imidazol-4-yl)propan-2-yl)carbamate molecular structure

Identifiers & Physical Properties

CAS No.198471-95-3
Molecular formulaC11H19N3O3
Average molar mass241.29 g/mol
Monoisotopic mass241.14264148 g/mol
SMILESCC(C)(C)OC(=O)N[C@H](CO)Cc1cnc[nH]1
InChIKeyGUCQAQRQOPBPDH-VIFPVBQESA-N
PubChem CID11368477
ChEMBLCHEMBL4937131
EC No.837-077-2

Chemical & Physical Properties

XLogP0.4
Topological polar surface area87.2
Hydrogen bond donors3
Hydrogen bond acceptors4
Rotatable bonds6
Heavy atoms17
Formal charge0
Complexity253
Boiling point501.3±45.0 °C(Predicted)
Density1.188±0.06 g/cm3(Predicted)
pKa (acidity coefficient)11.72±0.46(Predicted)
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH335-H303-H319-H315
GHS precautionary statementsP264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362-P312

Safety & Regulations

GHS classificationWarningH303 (100%): May be harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Hazard Classes and CategoriesAcute Tox. 5 (100%)
Signal wordWarning
GHS pictogramGHS07
GHS hazard statementsH335-H303-H319-H315
GHS precautionary statementsP264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362-P312