N,N'-Bis(tert-butoxycarbonyl)-1H-pyrazole-1-carboxamidine (CAS 152120-54-2) is a high-quality chemical from TCI, supplied as HPLC Grade.
Application: Used as an amine-protecting reagent in peptide synthesis and organic chemistry.
Specifications:
- Molecular formula: C14H22N4O4
- CAS number: 152120-54-2
- Purity: >98.0%(HPLC)(T)
- TCI product code: B3619
Synonyms: N,N'-Di-Boc-1H-pyrazole-1-carboxamidine; 1-[N,N'-Bis(tert-butoxycarbonyl)amidino]pyrazole; 1-[N,N'-(Di-Boc)amidino]pyrazole; N,N'-Bis(tert-butoxycarbonyl)-1H-pyrazole-1-carboximidamide; N,N'-Di-Boc-1H-pyrazole-1-carboximidamide; 1-[N,N'-Bis(tert-butoxycarbonyl)carbamimidoyl]pyrazole
Available from AMI Scientific, the authorised TCI distributor in Indonesia. Contact us for pricing and stock availability — we ship throughout Indonesia.
TCI brochures (PDF)
- Guanidinylation Reagents 2025-11-07 · p. 1
- C-N Bond Formation Reactions 2025-08-07 · p. 4
Related TCI products
- TCI B4028 152120-61-1 N-(tert-Butoxycarbonyl)-1H-pyrazole-1-carboxamidine
- TCI B3605 152120-55-3 N,N'-Bis(carbobenzoxy)-1H-pyrazole-1-carboxamidine
- TCI C2709 152120-62-2 N-(Carbobenzoxy)-1H-pyrazole-1-carboxamidine
- TCI B5203 552846-17-0 1-(tert-Butoxycarbonyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole
- TCI B6026 1073354-70-7 1-(tert-Butoxycarbonyl)-3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole
- TCI T2964 216584-22-4 1,2,3-Tris(tert-butoxycarbonyl)guanidine
From the TCI brochure
- Guanidinylation of a primary amine (R-NH2) with Et3N in CH2Cl2 at rt, giving the Boc-protected guanidine; subsequent TFA treatment in CH2Cl2 at rt gives the free guanidine
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References cited in the TCI brochure
- Takao Noguchi. Emergent Molecular Recognition through Self‐Assembly: Unexpected Selectivity for Hyaluronic Acid among Glycosaminoglycans Angewandte Chemie International Edition, 2016. doi:10.1002/anie.201511564



