89151
二甲基丙二酸
TraceCERT®, certified reference material, 1H-qNMR Standard, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
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关于此项目
线性分子式:
(CH3)2C(COOH)2
化学文摘社编号:
分子量:
132.11
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
EC Number:
209-867-1
Beilstein/REAXYS Number:
774375
MDL number:
Quality Segment
description
qNMR Standard for D2O and organic solvents (1.3 - 1.4 ppm)
grade
certified reference material, TraceCERT®
shelf life
limited shelf life, expiry date on the label
manufacturer/tradename
Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
technique(s)
gas chromatography (GC): suitable
mp
191-193 °C (lit.)
application(s)
cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
pharmaceutical
format
neat
storage temp.
2-8°C
SMILES string
CC(C)(C(O)=O)C(O)=O
InChI
1S/C5H8O4/c1-5(2,3(6)7)4(8)9/h1-2H3,(H,6,7)(H,8,9)
InChI key
OREAFAJWWJHCOT-UHFFFAOYSA-N
General description
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)
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)
This certified reference material (CRM) is produced in accordance with ISO 17034 and characterized in accordance with ISO/IEC 17025. This CRM is traceable to SI unit kg and measured against primary material from a National Metrology Institute (NMI), e.g. NIST.
Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.
Search & download your certificate here.
Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.
Search & download your certificate here.
Other Notes
Chemical Shift: 1.3 - 1.4 ppm (chemical shifts may slightly vary depending on the experimental conditions)
suitable NMR solvents: MeOD, D2O, DMSO-d6
suitable NMR solvents: MeOD, D2O, DMSO-d6
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.
Legal Information
TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany
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存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable