481911

NAD⁺, Free Acid

A major electron acceptor molecule in biological oxidations. Spectra (pH 7.5): 250/260 nm: 0.80-0.86; 280/260 nm: 0.19-0.23; 340/260 nm: 0.42-0.44 (with ADH at pH 10).

• Synonym(s): NAD⁺, Free Acid, β-Nicotinamide-adenine Dinucleotide, DPN, Co I
• Empirical Formula (Hill Notation): C₂₁H₂₇N₇O₁₄P₂
• CAS Number: 53-84-9
• Molecular Weight: 663.43
• MDL number: MFCD00036253
• UNSPSC Code: 41106305
• NACRES: NA.51

Properties

• Quality Level: 300
• description: Merck USA index - 14, 6344
• Assay: ≥95% (HPLC)
• form: lyophilized solid
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze; desiccated (hygroscopic)
• color: white to off-white
• solubility: water: 200 mg/mL
• shipped in: wet ice
• storage temp.: −20°C
• SMILES string: [P](=O)([O-])(O[P](=O)(OCC4OC(C(C4O)O)[n+]5cc(ccc5)C(=O)N)O)OCC1OC(C(C1O)O)[n]2c3ncnc(c3nc2)N
• InChI: 1S/C21H27N7O14P2/c22-17-12-19(25-7-24-17)28(8-26-12)21-16(32)14(30)11(41-21)6-39-44(36,37)42-43(34,35)38-5-10-13(29)15(31)20(40-10)27-3-1-2-9(4-27)18(23)33/h1-4,7-8,10-11,13-16,20-21,29-32H,5-6H2,(H5-,22,23,24,25,33,34,35,36,37)
• InChI key: BAWFJGJZGIEFAR-UHFFFAOYSA-N

Description

General description

A major electron acceptor molecule in biological oxidations (spectral ratio: 0.81-0.86 at 250/260 nm, pH 7.0; 0.1 0.23 at 280/260 nm, pH 7.0) and 0.42-0.44 at 340/260 nm.

Spectra (pH 7.5): 250/260 nm: 0.80-0.86; 280/260 nm: 0.19-0.23; 340/260 nm: 0.42-0.44 (with ADH at pH 10).

Warning

Toxicity: Standard Handling (A)

Reconstitution

Following reconstitution, aliquot and freeze (-20°C) for long term storage or refrigerate (4°C) for short term storage. Stock solutions (pH 2-7) are stable for up to 1 month at 4°C. Product will decompose at alkaline pH.

Legal Information

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

Safety Information

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable