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2,5-Piperazinedione,3-(2-methylpropyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

157240-56-7

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157240-56-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 157240-56-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,2,4 and 0 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 157240-56:
(8*1)+(7*5)+(6*7)+(5*2)+(4*4)+(3*0)+(2*5)+(1*6)=127
127 % 10 = 7
So 157240-56-7 is a valid CAS Registry Number.

157240-56-7SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 14, 2017

Revision Date: Aug 14, 2017

1.Identification

1.1 GHS Product identifier

Product name 3-isobutyl-piperazine-2,5-dione

1.2 Other means of identification

Product number -
Other names 3-(2-methylpropyl)-2,5-diketopiperazine

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:157240-56-7 SDS

157240-56-7Relevant articles and documents

Synthesis of a "memory tripeptide" (Arg-Glu-Arg, RER) and the Kabachnik-Fields reaction with di-and tripeptides as a method for the synthesis of phosphorus-containing peptide analogs

Matveeva,Podrugina,Prisyazhnoi,Bachurin,Zefirov

experimental part, p. 200 - 208 (2011/01/09)

Methods for the synthesis of potential "twin-drugs" containing fragments of the glutamate receptor antagonist and cognitive function enhancing oligopeptides were developed. The "memory tripeptide" Arg-Glu-Arg (RER) containing the tripeptide sequence of a protein APP328-330, a β-amyloid precursor, was synthesized. A method for the synthesis of α-aminophosphonates with oligopeptides as the amine component of the one-pot three-component Kabachnik-Fields reaction was developed. A method for the synthesis of phosphonopeptides by the introduction of α- aminophosphonates into the peptide chain was proposed.

Peptide Decomposition in the Neutral pH Region via the Formation of Diketopiperazines

Steinberg, Spencer M.,Bada, Jeffrey L.

, p. 2295 - 2298 (2007/10/02)

In the neutral pH region, the decomposition of the tripeptides Leu-Gly-Gly and Gly-Leu-Gly at 130 deg C and the hexapeptide Phe-Gly-Leu-Gly-Val-Gly at 100 deg C has been found to involve the formation of diketopiperazines from the N-terminal position of the peptides.

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