- 2026-03-18 11:42Riociguat-13C,d6 (Riociguat-13C,d6; BAY 632521-13C,d6)
- 2026-03-18 11:42Rilpivirine-d6 hydrochloride 2714324-67-9
- 2026-03-18 11:42Rilpivirine-d6 (rilpivirine d6) 1312424-26-2
- 2026-03-18 11:41Rifapentine-d8
- 2026-03-18 11:41Rifampicin-d11 (Rifampicin-d11; Rifampin-d11; Rifamycin AMP-d11)
- 2026-03-18 11:41Ricinine-d3 1313734-77-8
- 2026-03-18 11:41Riboflavin-13C4,15N2 (Vitamin B2-13C3,15N1; Vitamin B2-13C4,15N2; E101-13C4,15N2) 1217461-14-7
- 2026-03-18 11:41Ribavirin-15N, d2
- 2026-03-18 11:41Reverse T3-13C6 1213055-23-2
- 2026-03-18 11:41Retinyl acetate-d4 (Retinol acetate-d4; Vitamin A acetate-d4) 118139-40-5
- 2026-03-18 11:41Retinol-d5 (Vitamin A1-d5; all-trans-Retinol-d5) 1185244-58-9
- 2026-03-18 11:41Retinol-13C3 (Vitamin A1-13C3; all-trans-Retinol-13C3)
- 2026-03-18 11:41Retinoic acid-d3-1 3041101-53-2
- 2026-03-18 11:41Retinoic acid-d3 154461-49-1
- 2026-03-18 11:41Retinoic acid ethyl ester-d5 78995-96-7
- 2026-03-18 11:40Retigabine N-β-D-glucuronide-d4
- 2026-03-18 11:40Resveratrol-(4-Hydroxyphenyl)-13CN6 (Resveratrol-13C6) 1185247-70-4
- 2026-03-18 11:40Resolvin D3-d5 (RvD3-d5)
- 2026-03-18 11:40Repaglinide M1-d5 2519482-60-9
- 2026-03-18 11:40Remdesivir-13C6 (Remdesivir-13C6; GS-5734-13C6)
