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Acide maléique

Standard for quantitative NMR, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

Synonyme(s) :

Acide cis-butanedioïque, Acide toxylique

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About This Item

Formule linéaire :
HO2CCH=CHCO2H
Numéro CAS:
Poids moléculaire :
116.07
Numéro Beilstein :
605762
Numéro CE :
Numéro MDL:
Code UNSPSC :
41116107
ID de substance PubChem :
Nomenclature NACRES :
NA.24

Qualité

Standard for quantitative NMR
certified reference material
TraceCERT®

Niveau de qualité

Description

qNMR Standard for D2O and organic solvents (6.2 ppm)

Durée de conservation

limited shelf life, expiry date on the label

Fabricant/nom de marque

Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

Technique(s)

gas chromatography (GC): suitable
qNMR: suitable

Pf

130-135 °C (lit.)

Densité

1.59 g/mL at 25 °C (lit.)

Application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
pharmaceutical

Format

neat

Chaîne SMILES 

OC(=O)\C=C/C(O)=O

InChI

1S/C4H4O4/c5-3(6)1-2-4(7)8/h1-2H,(H,5,6)(H,7,8)/b2-1-

Clé InChI

VZCYOOQTPOCHFL-UPHRSURJSA-N

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Description générale

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.

Check out our entire range of quantitative NMR standards (qNMR standards)

Maleic acid is a butenedioic acid having a double bond in cis- (Z)-configuration. It is used in the industrial manufacturing of lubricant additives, unsaturated polyester resins, surface coatings, plasticizers, copolymers, and agricultural chemicals.
This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food. Find all available reference materials for compounds listed in 10/2011 here

Application

The certified reference material (CRM) is intended to be used as a standard for quantitative 1H-NMR measurements.

Caractéristiques et avantages

  • Produced and certified under ISO/IEC 17025 and ISO 17034 accreditation
  • Traceable to NIST PS1 (Benzoic acid)
  • Accompanied with a comprehensive Certificate of Analysis (CoA) (up to four pages), as per ISO Guide 31, with data on stability, density, homogeneity, the accuracy of concentration, uncertainty, and traceability
  • Gravimetrically prepared using high-quality qNMR-characterized starting materials and qualified precision balances to ensure minimal uncertainty
  • Rigorously tested through real-time stability studies to ensure accuracy and shelf life
  • Available in a solid neat format in a brown glass bottle

Autres remarques

Chemcial Shift: 6.2 ppm (chemical shifts may slightly vary depending on the experimental conditions)
Suitable NMR solvents: D2O, MeOD, DMSO-d6

Produits recommandés

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Informations légales

TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictogrammes

CorrosionExclamation mark

Mention d'avertissement

Danger

Mentions de danger

Classification des risques

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1 - Skin Sens. 1 - STOT SE 3

Organes cibles

Respiratory system

Code de la classe de stockage

8A - Combustible corrosive hazardous materials

Classe de danger pour l'eau (WGK)

WGK 1


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Certificats d'analyse (COA)

Lot/Batch Number

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Les clients ont également consulté

Miller AW
Elements of Chemistry: Theoretical and Practical, Volume 3, 3(6) (1880)
Spencer.NJ, et al. et al.
Chemistry: Structure and Dynamics, (5) (2010)
Hanna Kotikoski et al.
Acta ophthalmologica Scandinavica, 81(4), 355-360 (2003-07-16)
To investigate whether a nitric oxide donor given as a single oral dose is able to modify aqueous humour flow in healthy volunteers. Ten healthy volunteers participated in a randomized, double-masked and placebo-controlled cross-over study. Aqueous humour flow was assessed
J M Herreras et al.
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This study was undertaken to see whether long-term locally applied ocular medications produced any alterations in the ocular surface, and, in particular, whether it caused damage to the mucus layer of the tear film. The authors studied the ocular surface
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Colloids and surfaces. B, Biointerfaces, 51(1), 1-9 (2006-06-27)
The adsorption of human serum albumin (HSA) and lysozyme (LSZ) on pure as well as maleic acid (MA) copolymer coated spherical soda lime glass particles was investigated under flowing conditions. Coating the glass particles with two different maleic acid copolymers

Articles

The signal ratio of two different protons can be measured with tremendous precision, which enables the generation of certified reference materials for use as qNMR standards.

Contenu apparenté

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