Payment Terms for Intermediates: 7 Buyer Mistakes to Avoid
This guide compares T/T, L/C, D/P and D/A for pharmaceutical intermediate purchases, with worked costs on a $60,000 order and the seven mistakes buyers make.
August 21, 2026
Nicotinamide Adenine Dinucleotide/NAD
β-Nicotinamide adenine dinucleotide；diphosphate pyridine nucleotide；Nicotinamide adenine dinucleotide
CAS:53-84-9
Chemical Formula:C21H27N7O14P2
Molecular Weight:663.43
Availability: R&D; Commercialization
Nicotinamide Adenine Dinucleotide/NAD
⬤ CAS No.53-84-9
⬤ Packaging type：
20kg barrel；5kg barrel；1kg bag；500g bag ; Customized Packaging
| Product Name | Nicotinamide Adenine Dinucleotide/NAD |
| CAS No. | 53-84-9 |
| Chemical Formula | C21H27N7O14P2 |
| Molecular Weight | 663.43 |
| Related Categories | Health Products |
| Melting point | 140-142 °C (decomp) |
| Specific rotation | D20 -31.5° (c = 1.2 in water) |
| Storage conditions | 20°C |
| Color | White |
| PH | About 3.0 (50mg/mL in water) |
| Stability | Stable. Hygroscopic. Incompatible with strong oxidizing agents. |
| InChIKey | BAWFJGJZGIEFAR-WWRWIPRPSA-N |
| Application | Participate in the body’s energy metabolism and material metabolism, which is beneficial to cell repair and renewal. |
Customer Reviews
Real customer feedback
Michael Carter
Reliable Global Partner
“Tianming Pharmaceutical has redefined reliability for us. Their ability to deliver high-potency APIs and intermediates under tight deadlines—is unmatched. The team’s transparency in documentation and proactive updates make them a stress-free partner. A true backbone for our operations!”
March 18, 2024
Dr. Sofia Alvarez
Outstanding Technical Guidance
“Few suppliers align so perfectly with EU GMP requirements. Tianming’s commitment to audit-ready quality systems, batch traceability, and purity consistency has streamlined our production processes. Their diligence eliminates regulatory risks—a rare advantage in today’s market.”
February 15, 2024
Rajesh Kapoor
Beyond Supplier, A Solutions Partner
“Tianming’s technical team doesn’t just deliver materials—they solve problems. When we faced stability challenges with a niche compound, their scientists proposed a tailored purity adjustment that saved our project timeline. Their agility transforms obstacles into opportunities.”
June 15, 2024
Emily Zhang
Strategic Growth Ally
“Over 5+ years, Tianming has consistently adapted to our evolving needs—whether scaling volumes or supporting custom synthesis projects. Their ethical pricing models and long-term vision make them more than a vendor; they’re integral to our competitive edge.”
April 27, 2024
What's News
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Dual Sourcing for API Intermediates: A Buyer’s Qualification Checklist
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