Merck
CN
All Photos(1)

Documents

1568506

USP

L-Proline

United States Pharmacopeia (USP) Reference Standard

Sign Into View Organizational & Contract Pricing

Synonym(s):
(S)-Pyrrolidine-2-carboxylic acid
Empirical Formula (Hill Notation):
C5H9NO2
CAS Number:
Molecular Weight:
115.13
Beilstein:
80810
MDL number:
PubChem Substance ID:
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

proline

manufacturer/tradename

USP

mp

228 °C (dec.) (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

OC(=O)[C@@H]1CCCN1

InChI

1S/C5H9NO2/c7-5(8)4-2-1-3-6-4/h4,6H,1-3H2,(H,7,8)/t4-/m0/s1

InChI key

ONIBWKKTOPOVIA-BYPYZUCNSA-N

Looking for similar products? Visit Product Comparison Guide

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

L-Proline USP reference standard suitable for use in specified USP compendial quality tests and assays.

Also used to prepare standard and system suitability solution during the impurity analysis by using thin layer chromatography according to the given below monographs of United States Pharmacopeia (USP): 
  • Proline
  • Histidine
  • Threonine

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Threonine
USP43-NF38: United States Pharmacopeia and National Formulary
United States Pharmacopeia, 4362-4362 (2023)
Histidine
USP43-NF38: United States Pharmacopeia and National Formulary
United States Pharmacopeia, 49(3), 2206-2206 (2023)
Proline
USP43-NF38: United States Pharmacopeia and National Formulary
United States Pharmacopeia, 3711-3711 (2023)
Mattias Mandorfer et al.
AIDS patient care and STDs, 28(5), 221-227 (2014-05-07)
The aim of this study was to assess the therapeutic potential of telaprevir (TPV)/boceprevir (BOC)-based triple-therapy in a complete cohort of HIV/chronic hepatitis C co-infected patients (HIV/HCV). Moreover, a case series of four HIV/HCV genotype (HCV-GT)1 patients with rapid virologic
Frederic Bringaud et al.
Frontiers in bioscience (Landmark edition), 17, 349-374 (2011-12-29)
Trypanosomatids are a large family of unicellular eukaryotes, many of which are parasites in higher eukaryotes including man. Much of our understanding of metabolism in these organisms has been gained form the study of the human infective representatives (Trypanosoma brucei

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service