Dicarbonyl Compounds

Medchemexpress LLC Methylmalonic acid-d3 | 42522-59-8 | MFCD00144783 | 98.9% | 121.11 | C4H3D3O4 | 25 MG

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Methylmalonic acid-d3 is the deuterium (d3) labeled analogue of methylmalonic acid for research and analytical use. It is used as an internal standard and tracer for quantitative analysis by GC-MS and LC-MS, and in metabolic studies related to vitamin B12 status.

• Deuterium-labeled (d3) internal standard for GC-MS and LC-MS.
• High purity (98.9%) suitable for analytical applications.
• Molecular formula C4H3D3O4; molecular weight 121.11.
• White to off-white solid supplied in small quantities for standards and calibration.
• Recommended storage: powder -20°C for long-term stability.

Medchemexpress LLC Methylmalonic acid-d3 | 42522-59-8 | MFCD00144783 | 98.9% | 121.11 g/mol | C4H3D3O4 | 5 MG

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Deuterium-labeled methylmalonic acid (methylpropanedioic acid-d3) supplied as a solid stable isotope standard for analytical and research applications. It is commonly used as an internal standard for mass spectrometry and tracer studies, and is relevant to metabolic and clinical research involving vitamin B12 assessment.

• Deuterium (d3) labeled analog of methylmalonic acid.
• High purity (98.9%).
• Molecular weight 121.11 g/mol.
• Chemical formula C4H3D3O4.
• Supplied as a 5 mg solid.
• Powder storage: -20°C (3 years) or 4°C (2 years).

Medchemexpress LLC Methylmalonic acid-d3 | 42522-59-8 | MFCD00144783 | >98.0% | 121.1 g/mol | C4H3D3O4 | 10 MG

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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Methylmalonic acid-d3 is the deuterium-labeled analogue of methylmalonic acid used as an internal standard for quantitative GC- or LC-MS analyses. It is intended for research and analytical applications and is not for human or clinical use.

• Deuterium-labeled (d3) methyl group for use as an internal standard in mass spectrometry.
• High deuterium incorporation: ≥99% (d1-d3) per certificate of analysis.
• Chemical purity ≥98% (methylmalonic acid basis).
• Molecular formula C4H3D3O4; molecular weight 121.1 g/mol.
• Supplied as a solid; commonly available in 5 MG, 10 MG, 25 MG, and 50 MG pack sizes.
• Intended for accurate quantification of methylmalonic acid by GC- or LC-MS.