A more recent version of this regulatory record is available. This version is kept only as a historical record. Please see the Record history section for link to the most recent version.

1-tert-butyl 2-ethyl (2R)-5-oxopyrrolidine-1,2-dicarboxylate


List details

Registration details

REACH registration record Registered substances
Factsheet URL external link [echa.europa.eu]
Tonnage band Intermediate Use Only
Submission type Joint
Registration type Intermediate

Lead registrant

Available in REACH-IT (you can access this info in REACH-IT if you have registered, pre-registered or inquired for this substance.)


Registrant Address
Flamma S.p.a. via Bedeschi,22 24040 Chignolo d'Isola Bergamo Italy
Flamma S.p.a.- OR Via Bedeschi, 22 24040 Chignolo D'Isola Italy

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Record history

The following timeline shows when we detected changes of this regulatory record (the date might slightly differ from the date of the actual change). Additions between versions are hightlighted in green color, red color shows data removed between versions.

July 11, 2019
  • CAS: 144978-12-1
  • Related internal registration record ID: 3083684232
Sept. 4, 2019
  • Registrants / Address: Room 002, Regus Harcourt Centre D02 HW77 Dublin Ireland
Oct. 2, 2019
  • Name: 1-tert-butyl 2-ethyl (2R)-5-oxopyrrolidine-1,2-dicarboxylate2-Ethyl 1-(2-methyl-2-propanyl) (2S)-5-oxo-1,2-pyrrolidinedicarboxylate
  • Related internal registration record ID: 8423293019
This version
June 10, 2019
  • Registrants / Address: Blaak 40 Fifth Floor 3011 TA Rotterdam Netherlands
  • Registrants / Registrant: NETSUN EU B.V.
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