Compound Evidence File
#EC-2026-0687
1-Boc-4-AP (tert-butyl 4-(phenylamino)piperidine-1-carboxylate) CAS 125541-22-2
Filed under Raw Materials. The bureau holds 130 laboratory returns for this compound from 40 distinct subjects. Scores below are per-subject aggregates; open a subject row for the underlying evidence.
Cross-Index
Subjects Shipping This Compound
40 SUBJECTS| Subject | Grade | Samples | Mean | Min | Max | First seen | Last seen |
|---|---|---|---|---|---|---|---|
| WuXi TIDESCASE #VI-2026-0335 | A | 5 | 10.0 | 9.9 | 10.0 | 20 Dec 2025 | 8 Jul 2026 |
| Shanghai ERP BiotechnologyCASE #VI-2026-0936 | A | 4 | 10.0 | 10.0 | 10.0 | 26 Dec 2025 | 25 Jun 2026 |
| Hubei JianxiangCASE #VI-2026-0048 | A | 4 | 10.0 | 9.9 | 10.0 | 17 Feb 2026 | 19 Jun 2026 |
| Shanghai Wibson BiotechnologyCASE #VI-2026-0379 | A | 4 | 10.0 | 10.0 | 10.0 | 16 Nov 2025 | 16 Jul 2026 |
| Chinese Peptide CompanyCASE #VI-2026-0184 | A | 4 | 10.0 | 9.9 | 10.0 | 11 Mar 2026 | 18 May 2026 |
| PolyPeptide GroupCASE #VI-2026-0143 | A | 4 | 10.0 | 9.9 | 10.0 | 23 Mar 2026 | 6 Aug 2026 |
| Thermo Fisher ScientificCASE #VI-2026-0142 | A | 4 | 10.0 | 9.9 | 10.0 | 26 Apr 2026 | 4 Jul 2026 |
| QYAOBIOCASE #VI-2026-0861 | A | 3 | 10.0 | 9.9 | 10.0 | 20 Nov 2025 | 23 Apr 2026 |
| BachemCASE #VI-2026-0314 | A | 3 | 10.0 | 9.9 | 10.0 | 25 Apr 2026 | 2 Jul 2026 |
| Kerui PeptidesCASE #VI-2026-0626 | A | 3 | 10.0 | 9.9 | 10.0 | 25 Feb 2026 | 10 Jun 2026 |
| Mokemei BiotechnologyCASE #VI-2026-0540 | A | 3 | 10.0 | 9.9 | 10.0 | 15 Apr 2026 | 23 Jun 2026 |
| Sigma-AldrichCASE #VI-2026-0829 | A | 3 | 10.0 | 9.9 | 10.0 | 15 May 2026 | 25 Jul 2026 |
| AmbioPharmCASE #VI-2026-0177 | A | 3 | 10.0 | 10.0 | 10.0 | 12 Feb 2026 | 2 Jul 2026 |
| Sangon BioCASE #VI-2026-0671 | A | 2 | 10.0 | 10.0 | 10.0 | 24 May 2026 | 4 Jul 2026 |
| Hybio PharmaceuticalCASE #VI-2026-0065 | A | 2 | 10.0 | 10.0 | 10.0 | 1 Apr 2026 | 25 Jul 2026 |
| AsymchemCASE #VI-2026-0091 | A | 2 | 10.0 | 10.0 | 10.0 | 20 Apr 2026 | 5 Jun 2026 |
| Tianjin Finder Chemical TFCCASE #VI-2026-0693 | A | 7 | 9.9 | 9.9 | 10.0 | 14 Nov 2025 | 16 Apr 2026 |
| HomopeptideCASE #VI-2026-0760 | A | 4 | 9.9 | 9.9 | 10.0 | 24 May 2026 | 24 May 2026 |
| JEEP PeptidesCASE #VI-2026-0457 | A | 4 | 9.9 | 9.9 | 10.0 | 13 Jan 2026 | 8 Jul 2026 |
| Flourishglobal PeptideCASE #VI-2026-0630 | A | 4 | 9.9 | 9.9 | 10.0 | 14 Nov 2025 | 15 May 2026 |
| GenScript PeptidesCASE #VI-2026-0860 | A | 4 | 9.9 | 9.9 | 10.0 | 27 Dec 2025 | 28 Jul 2026 |
| Shanghai Sigma AudleyCASE #VI-2026-0505 | A | 2 | 9.9 | 9.9 | 10.0 | 1 Jun 2026 | 2 Jul 2026 |
| SinoPepCASE #VI-2026-0387 | A | 2 | 9.9 | 9.9 | 10.0 | 28 May 2026 | 6 Jun 2026 |
| Wuhan Wansheng Bio (WWB)CASE #VI-2026-0594 | A | 2 | 9.8 | 9.7 | 10.0 | 23 May 2026 | 23 May 2026 |
| Glbiochem (Shanghai)CASE #VI-2026-0704 | A | 6 | 9.0 | 7.5 | 10.0 | 24 May 2026 | 24 May 2026 |
| Qingdao Sigma Chemical QSCCASE #VI-2026-0538 | A | 2 | 8.9 | 7.9 | 9.8 | 23 May 2026 | 23 May 2026 |
| Nantong Guangyuan Chemical GYCCASE #VI-2026-0284 | A | 8 | 8.4 | 7.6 | 9.9 | 24 May 2026 | 24 May 2026 |
| Orbitrex PeptidesCASE #VI-2026-0812 | X | 1 | 8.3 | 8.3 | 8.3 | 14 Jan 2025 | 14 Jan 2025 |
| Shanghai Sigma Audley SSACASE #VI-2026-0486 | A | 4 | 8.1 | 7.4 | 8.9 | 23 May 2026 | 23 May 2026 |
| UtherCASE #VI-2026-0902 | X | 4 | 7.8 | 5.7 | 10.0 | 8 Jul 2025 | 26 Jan 2026 |
| Reta-PeptideCASE #VI-2026-0756 | X | 13 | 6.8 | 4.5 | 10.0 | 13 Jun 2025 | 26 Jan 2026 |
| Quenna PMQCASE #VI-2026-0415 | X | 1 | 6.8 | 6.8 | 6.8 | 21 May 2025 | 21 May 2025 |
| Evolve BioPepCASE #VI-2026-0755 | X | 1 | 6.2 | 6.2 | 6.2 | 24 Apr 2025 | 24 Apr 2025 |
| Zenith Jove Peptide ZJCASE #VI-2026-0570 | X | 2 | 6.1 | 5.7 | 6.4 | 2 Jul 2025 | 21 May 2026 |
| Pure RawzCASE #VI-2026-0767 | X | 1 | 6.0 | 6.0 | 6.0 | 13 Jun 2025 | 13 Jun 2025 |
| Xianhong Tong XHT PeptidesCASE #VI-2026-0997 | X | 1 | 5.8 | 5.8 | 5.8 | 11 Jun 2025 | 11 Jun 2025 |
| Oasis PeptidesCASE #VI-2026-0404 | X | 1 | 5.7 | 5.7 | 5.7 | 24 Apr 2025 | 24 Apr 2025 |
| Platinum CryoCASE #VI-2026-0406 | X | 1 | 3.7 | 3.7 | 3.7 | 20 Jun 2025 | 20 Jun 2025 |
| PepKitsCASE #VI-2026-0320 | X | 1 | 0.5 | 0.5 | 0.5 | 6 May 2025 | 6 May 2025 |
| Coffee and PeppersCASE #VI-2026-0274 | X | 1 | 0.0 | 0.0 | 0.0 | 11 Jun 2025 | 11 Jun 2025 |
Open any subject to view the batch-level evidence for 1-Boc-4-AP (tert-butyl 4-(phenylamino)piperidine-1-carboxylate) CAS 125541-22-2 alone.