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4-Hydroxy-L-proline, EssentQ®

- Synonyms: L(-)-4-Hydroxypyrrolidine-2-carboxylic acidr- C5H9NO3r- M = 131,13 g/molr- CAS [51-35-4]r- EINECS-No.: 200-091-9r- Solub. in water: (20 ºC): 500 g/lr- Melting point: 274 ºCr- Tariff number: 2933 99 90 90r- Applications: synthesis of organic products, laboratory reagent.rrSPECIFICATIONSrassay (titr. with HClO4) : min. 99 %ridentity (IR-spectrum): passes testrrchlorides (Cl): max. 0,02 %: rsulfates (SO4): max. 0,02 %: rammonium (NH4): max. 0,02 %: rheavy metals (as Pb): max 0,001 % riron (Fe): max 0,001 % rother aminoacids: max. 0 5 %rresidue on ignition: max. 0,1 %rloss on drying (105 ºC, 3 h): max. 0,2 %r