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Home > Products >  N-Boc-trans-4-Hydroxy-L-proline methyl ester

N-Boc-trans-4-Hydroxy-L-proline methyl ester CAS NO.74844-91-0

  • Product Details


  • 74844-91-0
  • L-Proline methyl ester
  • Boc-Hyp-OMe

Quick Details

  • ProName: N-Boc-trans-4-Hydroxy-L-proline methyl...
  • CasNo: 74844-91-0
  • Molecular Formula: C11H19NO5
  • Appearance: white powder
  • Application: medical intermediate
  • DeliveryTime: Prompt
  • PackAge: 25kg/Drum
  • Port: Chinese main port
  • ProductionCapacity: 80 Metric Ton/Month
  • Purity: Min 98%
  • Storage: Store in dry, dark, ventilated place.
  • Transportation: Airflight or vessel
  • LimitNum: 1 Gram
  • Grade: Pharma Grade


Sichuan Tongsheng is the most strongest manufacturer and exporter of amino acids and their derivatives in China, we guarantee high quality, competive price and reliable service.

We fully compliance with ISO9001:2008, production and quality management following GMP standards, production plant constructed in accordance with GMP standards. Quality control conforms to the standards of pharmaceutical-food CP grade and Japan Ajinomoto AJI, American USP and Reagent grade BR.






Product Name: Boc-Hyp-OMe

CAS#: 74844-91-0

Chemical Name: 1-(tert-butyl) 2-methyl (2S,4R)-4-hydroxytetrahydro-1H-pyrrole-1,2-dicarboxylate

Molecular Formula: C11H19NO5   

Molecular Weight: 245.27

Assay: min 98%





White or off-white powder

Specific rotation(a)D20

(c=1 in CHCl3   )

-63to -67º

Melting Point (ºC)

92ºC to 96 ºC

N-Boc-trans-4-Hydroxy-L-proline methyl ester is widely used in fields of medicine, food processing, industry,etc.


Laboratory Picture:



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