NPP (N-phenethyl-4-piperidone) CAS 39742-60-4
35
Vendors
120
Samples
6.9
Average score
24 May 2026
Latest assay
| № | Vendor | Rating | Samples | Avg | Min | Max | Most recent |
|---|---|---|---|---|---|---|---|
| 1 | Sangon Bio | A | 4 | 10.0 | 10.0 | 10.0 | 4 Jul 2026 |
| 2 | WuXi TIDES | A | 4 | 10.0 | 9.9 | 10.0 | 21 Jun 2026 |
| 3 | Shanghai ERP Biotechnology | A | 3 | 10.0 | 10.0 | 10.0 | 27 Jun 2026 |
| 4 | JEEP Peptides | A | 3 | 10.0 | 9.9 | 10.0 | 20 May 2026 |
| 5 | Bachem | A | 3 | 10.0 | 10.0 | 10.0 | 3 Jul 2026 |
| 6 | Kerui Peptides | A | 3 | 10.0 | 9.9 | 10.0 | 10 Jun 2026 |
| 7 | Flourishglobal Peptide | A | 3 | 10.0 | 9.9 | 10.0 | 17 Jun 2026 |
| 8 | Chinese Peptide Company | A | 3 | 10.0 | 9.9 | 10.0 | 14 Jul 2026 |
| 9 | Asymchem | A | 3 | 10.0 | 9.9 | 10.0 | 11 Aug 2026 |
| 10 | Tianjin Finder Chemical TFC | A | 6 | 9.9 | 9.9 | 10.0 | 16 Apr 2026 |
| 11 | Homopeptide | A | 5 | 9.9 | 9.9 | 10.0 | 23 May 2026 |
| 12 | Hybio Pharmaceutical | A | 4 | 9.9 | 9.9 | 10.0 | 1 Aug 2026 |
| 13 | GenScript Peptides | A | 4 | 9.9 | 9.9 | 10.0 | 1 Aug 2026 |
| 14 | Sigma-Aldrich | A | 4 | 9.9 | 9.9 | 10.0 | 5 Jun 2026 |
| 15 | AmbioPharm | A | 4 | 9.9 | 9.9 | 10.0 | 17 Jul 2026 |
| 16 | SinoPep | A | 3 | 9.9 | 9.9 | 10.0 | 24 Jul 2026 |
| 17 | QYAOBIO | A | 2 | 9.9 | 9.9 | 10.0 | 22 May 2026 |
| 18 | Hubei Jianxiang | A | 2 | 9.9 | 9.9 | 10.0 | 1 Jul 2026 |
| 19 | Mokemei Biotechnology | A | 2 | 9.9 | 9.9 | 10.0 | 9 Jul 2026 |
| 20 | Shanghai Wibson Biotechnology | A | 2 | 9.9 | 9.9 | 9.9 | 4 Jul 2026 |
| 21 | Shanghai Sigma Audley | A | 2 | 9.9 | 9.9 | 10.0 | 28 Apr 2026 |
| 22 | PolyPeptide Group | A | 2 | 9.9 | 9.9 | 10.0 | 1 Jul 2026 |
| 23 | Thermo Fisher Scientific | A | 2 | 9.9 | 9.9 | 10.0 | 23 Jul 2026 |
| 24 | Wuhan Wansheng Bio (WWB) | A | 5 | 9.3 | 8.3 | 10.0 | 24 May 2026 |
| 25 | Shanghai Sigma Audley SSA | A | 7 | 8.8 | 7.3 | 10.0 | 24 May 2026 |
| 26 | Qingdao Sigma Chemical QSC | A | 3 | 8.5 | 7.5 | 10.0 | 21 May 2026 |
| 27 | Glbiochem (Shanghai) | A | 7 | 8.4 | 7.1 | 9.1 | 24 May 2026 |
| 28 | Nantong Guangyuan Chemical GYC | A | 7 | 7.8 | 7.1 | 9.4 | 21 May 2026 |
| 29 | Hazel | X | 1 | 9.4 | 9.4 | 9.4 | 13 Feb 2025 |
| 30 | Modern Aminos | X | 1 | 8.7 | 8.7 | 8.7 | 14 Jan 2025 |
| 31 | Paradigm Peptide | X | 1 | 8.1 | 8.1 | 8.1 | 3 Jun 2025 |
| 32 | Uther | A | 6 | 7.2 | 4.3 | 10.0 | 19 Jan 2026 |
| 33 | Paramount Peptides | A | 6 | 6.5 | 4.4 | 9.3 | 24 May 2026 |
| 34 | Eros Peptides | X | 1 | 5.3 | 5.3 | 5.3 | 20 Jun 2025 |
| 35 | Pure Rawz | A | 2 | 5.2 | 5.1 | 5.4 | 19 Jan 2026 |