Boc-Pyr.OEt,Boc-L-pyroglutamic acid ethyl ester,144978-12-1
Date：2022-01-18 Categories：related product
| Post Date: |
Jan 17,2022 |
| Expiry Date: |
Jan 17,2023 |
| Detailed Description: |
Cas No. :144978-12-1
Payment Method: T/T
Product Name: Boc-Pyr-OEt CAS#144978-12-1
Synonyms: Boc-L-Pyroglutamic acid ethyl ester Molecular Formula: C12H19NO5
Molecular Weight: 257.3
Manufacture time: 2010-02-04 Batch No.:100204
Testing time: 2010-02-04 Expiry time：2012-02
Specifications:
Items Standard Analysis data
Specific Rotation [20/D]
(C=2 in CH3CH2OH) -41±2° -40.5°
Related Substance (TLC) One spot Conforms
Melting Point (℃) 49℃ to 55 ℃ 51℃
Loss on Drying Not more than 0.50% 0.26%
Purity (HPLC) Not less than 98.0% 99.0% |
| CAS Registry Number: |
144978-12-1
|
| Synonyms: |
;1-Boc-L-pyroglutamic acid ethyl ester;N-Boc-L-pyroglutamic acid ethyl ester;(S)-N-alpha-t-Butyloxycarbonyl-pyroglutamic acid ethyl ester;Boc-L-Pyr-OEt;N-tert-Butoxycarbonyl-L-pyroglutamic acid ethyl ester;(S)-5-Oxo-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-ethyl ester;1-tert-butyl 2-ethyl (2S)-5-oxopyrrolidine-1,2-dicarboxylate;Boc-L-pyroglutamic acid ethyl ester;BOC-L-Pyr Oet; |
| Molecular Formula: |
C12H19NO5 |
| Molecular Weight: |
257.283 |
| Molecular Structure: |
|
