4-Piperidone CAS 41661-47-6
39
Vendors
123
Samples
6.8
Avg Score
Vendor grade distribution
39 vendors · 0 flagged D–E
29
A
1
B
0
C
0
D
0
E
9
X
| # | Vendor | Rating | Count | Avg | Min | Max | Range 0–10 | Most Recent |
|---|---|---|---|---|---|---|---|---|
| 1 | Tianjin Finder Chemical TFC | A | 5 | 10.0 | 9.9 | 10.0 | 16 Apr 2026 | |
| 2 | Bachem | A | 4 | 10.0 | 9.9 | 10.0 | 6 May 2026 | |
| 3 | Hubei Jianxiang | A | 4 | 10.0 | 9.9 | 10.0 | 19 Jun 2026 | |
| 4 | Flourishglobal Peptide | A | 4 | 10.0 | 9.9 | 10.0 | 20 Jun 2026 | |
| 5 | Chinese Peptide Company | A | 4 | 10.0 | 10.0 | 10.0 | 26 Jun 2026 | |
| 6 | Thermo Fisher Scientific | A | 4 | 10.0 | 9.9 | 10.0 | 8 Jul 2026 | |
| 7 | Asymchem | A | 4 | 10.0 | 9.9 | 10.0 | 15 May 2026 | |
| 8 | Sangon Bio | A | 3 | 10.0 | 9.9 | 10.0 | 20 Feb 2026 | |
| 9 | Kerui Peptides | A | 3 | 10.0 | 9.9 | 10.0 | 10 Jun 2026 | |
| 10 | Shanghai Wibson Biotechnology | A | 3 | 10.0 | 9.9 | 10.0 | 24 Jun 2026 | |
| 11 | Sigma-Aldrich | A | 3 | 10.0 | 10.0 | 10.0 | 26 Jul 2026 | |
| 12 | AmbioPharm | A | 3 | 10.0 | 9.9 | 10.0 | 13 Aug 2026 | |
| 13 | Shanghai ERP Biotechnology | A | 2 | 10.0 | 10.0 | 10.0 | 15 Mar 2026 | |
| 14 | Shanghai Sigma Audley | A | 2 | 10.0 | 10.0 | 10.0 | 6 May 2026 | |
| 15 | Hybio Pharmaceutical | A | 2 | 10.0 | 10.0 | 10.0 | 7 Aug 2026 | |
| 16 | SinoPep | A | 2 | 10.0 | 10.0 | 10.0 | 12 Aug 2026 | |
| 17 | Homopeptide | A | 4 | 9.9 | 9.9 | 10.0 | 23 May 2026 | |
| 18 | QYAOBIO | A | 4 | 9.9 | 9.9 | 10.0 | 24 May 2026 | |
| 19 | JEEP Peptides | A | 4 | 9.9 | 9.9 | 10.0 | 7 Jul 2026 | |
| 20 | WuXi TIDES | A | 4 | 9.9 | 9.9 | 10.0 | 13 Jun 2026 | |
| 21 | PolyPeptide Group | A | 4 | 9.9 | 9.9 | 10.0 | 2 Jul 2026 | |
| 22 | Mokemei Biotechnology | A | 3 | 9.9 | 9.9 | 10.0 | 26 Jun 2026 | |
| 23 | GenScript Peptides | A | 2 | 9.9 | 9.9 | 10.0 | 9 Aug 2026 | |
| 24 | Wuhan Wansheng Bio (WWB) | A | 6 | 9.2 | 6.9 | 10.0 | 24 May 2026 | |
| 25 | Qingdao Sigma Chemical QSC | A | 5 | 9.1 | 7.3 | 9.9 | 24 May 2026 | |
| 26 | Glbiochem (Shanghai) | A | 3 | 9.0 | 8.1 | 10.0 | 24 May 2026 | |
| 27 | Nantong Guangyuan Chemical GYC | A | 8 | 8.5 | 7.1 | 10.0 | 24 May 2026 | |
| 28 | Shanghai Sigma Audley SSA | A | 4 | 8.4 | 7.4 | 9.3 | 24 May 2026 | |
| 29 | Shanghai JinBei Chemical Technology | X | 1 | 10.0 | 10.0 | 10.0 | 9 Jun 2025 | |
| 30 | Paradigm Peptide | X | 1 | 10.0 | 10.0 | 10.0 | 13 Feb 2025 | |
| 31 | Peptide Crafters | A | 2 | 7.6 | 6.9 | 8.3 | 24 May 2026 | |
| 32 | Reta-Peptide | B | 9 | 7.4 | 6.0 | 8.7 | 17 May 2026 | |
| 33 | M-Peptides | X | 1 | 7.4 | 7.4 | 7.4 | 21 May 2025 | |
| 34 | PeptiAtlas | X | 1 | 7.2 | 7.2 | 7.2 | 2 Apr 2025 | |
| 35 | Xingtai Pukelai Technology Co | X | 1 | 7.2 | 7.2 | 7.2 | 7 May 2025 | |
| 36 | Haikou Mingheng Biotechnology | X | 1 | 6.9 | 6.9 | 6.9 | 11 Jun 2025 | |
| 37 | Richards Biotech Simply Richards | X | 1 | 6.5 | 6.5 | 6.5 | 24 Apr 2025 | |
| 38 | Coffee and Peppers | X | 1 | 1.1 | 1.1 | 1.1 | 24 Apr 2025 | |
| 39 | HK Fat Cat | X | 1 | 0.0 | 0.0 | 0.0 | 27 Feb 2025 |