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Rifampicin
CRS LaboratoryCAS: 13292-46-1 Molecular Formula: C43H58N4O12 Molecular Weight: 822,94 CRS Part Number: CRSR1305
Rifampicin n-oxide
CRS LaboratoryCAS: 51963-55-4 Molecular Formula: C43H58N4O13 Molecular Weight: 838,95 CRS Part Number: CRSR1307
Rifampicin quinone
CRS LaboratoryCAS: 13983-13-6 Molecular Formula: C43H56N4O12 Molecular Weight: 820,93 CRS Part Number: CRSR1306
Rifamycin S
CRS LaboratoryCAS: 13553-79-2 Molecular Formula: C37H45NO12 Molecular Weight: 695.25 CRS Part Number: CRSR1237
Rifamycin sodium salt
CRS LaboratoryCAS: 14897-39-3 Molecular Formula: C37H46NNaO12 Molecular Weight: 719.75 CRS Part Number: CRSR1347
Rifapentine
CRS LaboratoryCAS: 61379-65-5 Molecular Formula: C47H64N4O12 Molecular Weight: 877.05 CRS Part Number: CRSR1531
Rifaximin
CRS LaboratoryCAS: 80621-81-4 Molecular Formula: C43H51N3O11 Molecular Weight: 785,88 CRS Part Number: CRSR1296
Rifaximin EP Impurity B
CRS LaboratoryCAS: 13929-35-6 Molecular Formula: C₃₉H₄₉NO₁₄ Molecular Weight: 755.8 CRS Part Number: CRSR1235
Rifaximin EP Impurity C (Rifamycin SV)
CRS LaboratoryCAS: 6998-60-3 Molecular Formula: C37H47NO12 Molecular Weight: 697.78 CRS Part Number: CRSR1384
Riluzole USP Related Compound A
CRS LaboratoryCAS: 461-82-5 Molecular Formula: C7H6F3NO Molecular Weight: 177.13 CRS Part Number: CRSR1426
Rimegepant
CRS LaboratoryCAS: 1289023-67-1 Molecular Formula: C28H28F2N6O3 Molecular Weight: 534.57 CRS Part Number: CRSR1473
Rimegepant Impurity 2
CRS LaboratoryCAS: 1373116-05-2 Molecular Formula: C16H16F2N2O Molecular Weight: 290.3 CRS Part Number: CRSR1475
Rimegepant Impurity 9
CRS LaboratoryCAS: 1373116-06-3 Molecular Formula: C15H16N6O2 Molecular Weight: 312.33 CRS Part Number: CRSR1474
Riociguat
CRS LaboratoryCAS: 625115-55-1 Molecular Formula: C20H19FN8O2 Molecular Weight: 422.43 CRS Part Number: CRSR1090
Riociguat Impurity 6
CRS LaboratoryCAS: 1702271-98-4 Molecular Formula: C18H17FN8 Molecular Weight: 364.39 CRS Part Number: CRSR1157
Risedronate EP Impurity B
CRS LaboratoryCAS: 105462-23-5 Molecular Formula: C7H11NO7P2 Molecular Weight: 283.1 CRS Part Number: CRSR1333
Risedronate EP Impurity D
CRS LaboratoryCAS: 501-81-5 Molecular Formula: C7H7NO2 Molecular Weight: 137.1 CRS Part Number: CRSR1487
Risedronic Acid
CRS LaboratoryCAS: 105462-24-6 Molecular Formula: C7H11NO7P2 Molecular Weight: 283.12 CRS Part Number: CRSR1092
Risperidone
CRS LaboratoryCAS: 106266-06-2 Molecular Formula: C23H27FN4O2 Molecular Weight: 410,48 CRS Part Number: CRSR1252
Risperidone EP Impurity D
CRS LaboratoryCAS: 1199589-74-6 Molecular Formula: C23H27FN4O2 Molecular Weight: 410.5 CRS Part Number: CRSR6001
Risperidone EP Impurity F
CRS LaboratoryCAS: 1346603-86-8 Molecular Formula: C24H27FN4O4 Molecular Weight: 454.5 CRS Part Number: CRSR1493
Risperidone EP Impurity H
CRS LaboratoryCAS: 158697-67-7 Molecular Formula: C23H27F2N3O2 Molecular Weight: 415.5 CRS Part Number: CRSR1379
Risperidone EP Impurity I
CRS LaboratoryCAS: 1329796-66-8 Molecular Formula: C35H39F2N5O3 Molecular Weight: 615.73 CRS Part Number: CRSR1494
Risperidone EP Impurity J
CRS LaboratoryCAS: 1346606-24-3 Molecular Formula: C35H40F2N6O3 Molecular Weight: 630.7 CRS Part Number: CRSR1496