N-Hydroxy Phthalimide (NHPI) • CAS 524-38-9
Fine Chemical • Available • Phthalimide derivative
N-Hydroxy Phthalimide (NHPI) – CAS 524-38-9
2-Hydroxy-1H-isoindole-1,3(2H)-dione
Product Code
PPC003
CAS Number
524-38-9
Category
Phthalimide derivative
Molecular Formula
C8H5NO3
Molecular Weight
163.13
Chemical Class
Oxidation catalyst & pharmaceutical intermediate
Synonyms
NHPI,N-Hydroxyphthalimide
Description
High-purity N-Hydroxy Phthalimide (NHPI, CAS 524-38-9) supplied as a white to pale yellow crystalline powder. A widely used aerobic oxidation catalyst (via the PINO radical) and radical initiator, and a key intermediate in the synthesis of redox-active esters for pharmaceutical and fine chemical applications.
Applications
- Aerobic oxidation catalyst (PINO radical chemistry) in industrial organic synthesis
- Radical initiator for C-H functionalization reactions
- Pharmaceutical intermediate for redox-active ester and API synthesis
- Specialty and fine chemical synthesis
Specifications
Appearance
White to pale yellow crystalline powder
Purity (HPLC)
NLT 98.0%
Melting Point
230 - 235 °C
Moisture Content (KF)
NMT 0.5%
Handling & Supply Details
Storage Conditions
Store in a cool, dry, well-ventilated area away from direct sunlight.
Packaging
25 kg fiber drum or HDPE drum with inner liner
Shelf Life
24 months