Chemicals starting with “R”

1,346 products in alphabetical order with CAS numbers and molecular formulas.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z #

Reference Standard

Rivaroxaban EP Impurity E

CAS: 1415566-28-7
Formula: C₁₉H₁₉N₃O₅S
MW: 401.4 g/mol

In stock

Reference Standard

Rivaroxaban EP Impurity F

CAS: 24065-33-6
Formula: C₅H₃ClO₂S
MW: 162.59 g/mol

In stock

Reference Standard

Rivaroxaban EP Impurity F (Sodium)

CAS: 112158-46-0
Formula: C₅H₃ClO₂S.Na
MW: 185.59 g/mol

VQ-006660

Reference Standard

Rivaroxaban EP Impurity G

CAS: 446292-08-6
Formula: C₂₂H₁₉N₃O₆
MW: 421.4 g/mol

In stock

Reference Standard

Rivaroxaban EP Impurity H

CAS: 1770812-37-7
Formula: C₁₉H₁₇Cl₂N₃O₅S
MW: 470.3 g/mol

In stock

Reference Standard

Rivaroxaban EP Impurity I

CAS: 1151893-81-0
Formula: C₂₄H₂₁Cl₂N₃O₇S₂
MW: 598.5 g/mol

VQ-023663

Reference Standard

Rivaroxaban EP Impurity J

CAS: 1632463-24-1
Formula: C₃₈H₃₆Cl₂N₆O₁₀S₂
MW: 871.8 g/mol

VQ-027844

Reference Standard

Rivaroxaban Ethyl Carbamate

CAS: 1327778-39-1
Formula: C₁₃H₁₆N₂O₄
MW: 264.28 g/mol

VQ-044129

Reference Standard

Rivaroxaban impurity

CAS: 148857-42-5
Formula: C₁₁H₁₀ClNO₃
MW: 239.65 g/mol

VQ-023393

Reference Standard

Rivaroxaban Impurity 14

CAS: 2437650-74-1
Formula: C₁₀H₁₂N₂O₂ : HCl
MW: 228.68 g/mol

VQ-033614

Reference Standard

Rivaroxaban Impurity 18

CAS: 2206826-69-7
Formula: C₁₅H₁₉N₃O₆S
MW: 369.4 g/mol

VQ-041960

Reference Standard

Rivaroxaban Impurity 41

CAS: 1403383-56-1
Formula: C₁₃H₁₉N₃O₃
MW: 265.31 g/mol

In stock

Reference Standard

Rivaroxaban Impurity 47

CAS: 2417990-26-0
Formula: C₁₁H₉NO₃
MW: 203.19 g/mol

VQ-033606

Reference Standard

Rivaroxaban Impurity 48

CAS: 2206135-27-3
Formula: C₁₄H₁₉N₃O₅
MW: 309.32 g/mol

In stock

Reference Standard

Rivaroxaban Impurity 58

CAS: 1855920-51-2
Formula: C₂₁H₂₂N₄O₅
MW: 410.4 g/mol

In stock

Reference Standard

Rivaroxaban Impurity 71

CAS: 1373360-54-3
Formula: C₁₃H₁₆N₂O₃
MW: 248.28 g/mol

VQ-041951

Reference Standard

Rivaroxaban Impurity 83

CAS: 2280703-98-0
Formula: C₁₁H₁₅NO₃
MW: 209.24 g/mol

VQ-032754

Reference Standard

Rivaroxaban Impurity C

CAS: 482305-98-6
Formula: C₁₈H₂₀ClN₃O₄S
MW: 409.9 g/mol

VQ-027847

Reference Standard

Rivaroxaban Impurity D

CAS: 1838139-24-4
Formula: C₁₉H₁₈ClN₃O₅S
MW: 435.9 g/mol

VQ-027856

Reference Standard

Rivaroxaban Impurity E

CAS: 1252018-10-2
Formula: C₁₃H₁₇ClN₂O₃
MW: 284.74 g/mol

In stock

Reference Standard

Rivaroxaban Impurity H

CAS: 1265682-11-8
Formula: C₁₄H₁₇N₃O₄
MW: 291.3 g/mol

VQ-041961

Reference Standard

Rivaroxaban Impurity L

CAS: 1855920-54-5
Formula: C₁₉H₁₈ClN₃O₅S
MW: 435.9 g/mol

VQ-027851

Reference Standard

Rivaroxaban Intermediate 1

CAS: 1770812-28-6
Formula: C₁₃H₁₉N₃O₃
MW: 265.31 g/mol

In stock

Reference Standard

Rivaroxaban Intermediate 3

CAS: 1252018-20-4
Formula: C₁₃H₁₆N₂O₃
MW: 248.28 g/mol

VQ-013764

Reference Standard

Rivaroxaban Isoindolinedione Dimer

CAS: 73825-95-3
Formula: C₁₉H₁₄N₂O₅
MW: 350.3 g/mol

VQ-027855

Reference Standard

Rivaroxaban Methyl Ester Impurity

CAS: 1838139-08-4
Formula: C₁₆H₁₉N₃O₆
MW: 349.34 g/mol

VQ-033595

Reference Standard

Rivaroxaban Mono Chloro Nitroso Impurity

Formula: C₁₃H₁₆ClN₃O₄
MW: 313.74 g/mol

In stock

Reference Standard

Rivaroxaban N-Acetyl Impurity

CAS: 482306-93-4
Formula: C₁₇H₁₆ClN₃O₄S
MW: 393.8 g/mol

VQ-041958

Reference Standard

Rivaroxaban N-methylphthalamido Analog

CAS: 2206360-74-7
Formula: C₂₃H₂₄N₄O₆
MW: 452.5 g/mol

VQ-027852

Reference Standard

Rivaroxaban N-Nitroso Amide Impurity

CAS: 3069764-65-1
Formula: C₁₈H₁₉ClN₄O₅S
MW: 438.9 g/mol

In stock

Reference Standard

Rivaroxaban Nitroso Impurity

Formula: C₁₉H₁₇ClN₄O₆S
MW: 464.88 g/mol

In stock

Reference Standard

Rivaroxaban Nitroso Impurity 1

CAS: 25413-76-7
Formula: C₈H₁₀N₂O₂
MW: 166.18 g/mol

In stock

Reference Standard

Rivaroxaban Nitroso Impurity 2

CAS: 20689-96-7
Formula: C₉H₁₂N₂O
MW: 164.2 g/mol

In stock

Reference Standard

Rivaroxaban Nitroso Open Ring Acid Impurity

Formula: C₁₉H₁₉ClN₄O₇S
MW: 482.89 g/mol

In stock

Reference Standard

Rivaroxaban O-Carboxy Benzamide Impurity

CAS: 1365267-37-3
Formula: C₂₂H₂₁N₃O₇
MW: 439.4 g/mol

In stock

Reference Standard

Rivaroxaban Open Ring S-isomer (USP)

CAS: 1325210-62-5
Formula: C₁₈H₂₀ClN₃O₄S
MW: 409.9 g/mol

VQ-033616

Reference Standard

Rivaroxaban Open-Ring Acid Impurity

CAS: 931204-39-6
Formula: C₁₉H₂₀ClN₃O₆S
MW: 453.9 g/mol

In stock

Reference Standard

Rivaroxaban Open-Ring N-Methyl Impurity

CAS: 1807455-76-0
Formula: C₂₅H₂₄Cl₂N₄O₆S₂
MW: 611.5 g/mol

VQ-041945

Reference Standard

Rivaroxaban Oxo Amine Amide Impurity

CAS: 1879903-65-7
Formula: C₁₉H₁₈ClN₃O₅S
MW: 435.9 g/mol

In stock

Reference Standard

Rivaroxaban Oxo Amine Amide Impurity 1

CAS: 1855920-53-4
Formula: C₁₉H₁₈ClN₃O₅S
MW: 435.88 g/mol

In stock

Reference Standard

Rivaroxaban Phthalamide Dimer

CAS: 1365267-36-2
Formula: C₃₆H₃₆N₆O₁₀
MW: 712.7 g/mol

In stock

Reference Standard

Rivaroxaban Phthalimido Descarbonyl Impurity

CAS: 446292-07-5
Formula: C₂₁H₂₁N₃O₅
MW: 395.4 g/mol

In stock

Reference Standard

Rivaroxaban Pthalamide Nitroso Impurity (R Isomer)

Formula: C₂₁H₂₀N₄O₆
MW: 424.4 g/mol

VQ-007042

Reference Standard

Rivaroxaban Pthalamide Nitroso Impurity (S Isomer)

CAS: 3110019-54-7
Formula: C₂₁H₂₀N₄O₆
MW: 424.4 g/mol

In stock

Reference Standard

Rivaroxaban Pthalamide Open Ring Nitroso Impurity

Formula: C₂₂H₂₀N₄O₈
MW: 468.42 g/mol

In stock

Reference Standard

Rivaroxaban R-Diamine Impurity

Formula: C₁₆H₂₆N₄O₄
MW: 338.4 g/mol

In stock

Reference Standard

Rivaroxaban R-Epoxide Impurity

CAS: 1252018-09-9
Formula: C₁₃H₁₆N₂O₃
MW: 248.28 g/mol

In stock

Reference Standard

Rivaroxaban R-Hydroxy Amine Impurity

CAS: 1770812-27-5
Formula: C₁₃H₁₉N₃O₃
MW: 265.31 g/mol

In stock

Reference Standard

Rivaroxaban R-Isomer

CAS: 1424944-35-3
Formula: C₂₂H₁₉N₃O₆
MW: 421.4 g/mol

VQ-033601

Reference Standard

Rivaroxaban Racemic Mixture

CAS: 482306-32-1
Formula: C₁₉H₁₈ClN₃O₅S
MW: 435.9 g/mol

VQ-033594

Reference Standard

Rivaroxaban S-Chlorohydrin Impurity

CAS: 1252018-21-5
Formula: C₁₃H₁₇ClN₂O₃
MW: 284.74 g/mol

In stock

Reference Standard

Rivaroxaban S-Pthalamide Impurity

CAS: 1369969-44-7
Formula: C₂₁H₂₁N₃O₅
MW: 395.4 g/mol

In stock

Reference Standard

Rivaroxaban Sulfoxide

CAS: 2197189-38-9
Formula: C₁₉H₁₈ClN₃O₆S
MW: 451.9 g/mol

VQ-033615

Reference Standard

Rivaroxaban WS

CAS: 366789-02-8
Formula: C₁₉H₁₈ClN₃O₅S
MW: 435.9 g/mol

In stock

Reference Standard

Rivaroxaban-d4

CAS: 1132681-38-9
Formula: C₁₉H₁₈ClN₃O₅S
MW: 439.9 g/mol

VQ-027859

Reference Standard

Rivastigmine

CAS: 123441-03-2
Formula: C₁₄H₂₂N₂O₂
MW: 250.34 g/mol

VQ-027861

Reference Standard

Rivastigmine Benzyl impurity

CAS: 1111083-50-1
Formula: C₁₇H₂₁NO
MW: 255.35 g/mol

VQ-041968

Reference Standard

Rivastigmine Carbamate Impurity

CAS: 1346242-31-6
Formula: C₁₀H₁₂N₂O₄
MW: 224.21 g/mol

VQ-023666

Reference Standard

Rivastigmine D6 Tartrate

CAS: 194930-00-2
Formula: C₁₈H₂₈N₂O₈
MW: 406.5 g/mol

VQ-041972

Reference Standard

Rivastigmine Des methyl(S-I)

CAS: 17576-39-5
Formula: C₉H₁₁NO₂
MW: 165.19 g/mol

In stock

Reference Standard

Rivastigmine Diethyl Analog

CAS: 1230021-34-7
Formula: C₁₅H₂₄N₂O₂
MW: 264.36 g/mol

VQ-041970

Reference Standard

Rivastigmine EP Impurity A

CAS: 139306-10-8
Formula: C₁₀H₁₅NO
MW: 165.23 g/mol

VQ-021333

Reference Standard

Rivastigmine EP Impurity B

CAS: 25081-93-0
Formula: C₁₃H₂₀N₂O₂
MW: 236.31 g/mol

In stock

Reference Standard

Rivastigmine EP Impurity B

CAS: 1230021-28-9
Formula: C₁₃H₂₀N₂O₂
MW: 236.31 g/mol

VQ-027862

Reference Standard

Rivastigmine EP Impurity C

CAS: 855300-09-3
Formula: C₁₂H₁₅NO₃
MW: 221.25 g/mol

VQ-023664

Reference Standard

Rivastigmine EP Impurity D

CAS: 415973-05-6
Formula: C₁₄H₂₂N₂O₂
MW: 250.34 g/mol

In stock

Reference Standard

Rivastigmine EP Impurity E

CAS: 948051-93-2
Formula: C₁₃H₂₀N₂O₂
MW: 236.31 g/mol

In stock

Reference Standard

Rivastigmine EP Impurity E

CAS: 923035-05-6
Formula: C₁₃H₂₀N₂O₂
MW: 236.31 g/mol

VQ-027863

Reference Standard

Rivastigmine EP Impurity F

CAS: 889443-69-0
Formula: C₁₁H₁₇NO
MW: 179.26 g/mol

VQ-033618

Reference Standard

Rivastigmine EP Impurity G

CAS: 23308-82-9
Formula: C₉H₁₂O₂
MW: 152.19 g/mol

VQ-033619

Reference Standard

Rivastigmine Ether Impurity (USP)

CAS: 1346242-32-7
Formula: C₁₆H₁₈N₂O₃
MW: 286.33 g/mol

VQ-023667

Reference Standard

Rivastigmine Impurity 1

CAS: 1369779-38-3
Formula: C₁₀H₁₅NO₂
MW: 181.23 g/mol

VQ-044395

Reference Standard

Rivastigmine Monomethyl Hydrochloride Impurity 4B

Formula: C₁₀H₁₅NO.ClH
MW: 201.7 g/mol

VQ-005803

Reference Standard

Rivastigmine Monomethyl Impurity 4B

CAS: 923035-27-2
Formula: C₁₀H₁₅NO
MW: 165.23 g/mol

In stock

Reference Standard

Rivastigmine Monomethyl Impurity 5B

CAS: 894079-42-6
Formula: C₉H₁₃NO
MW: 151.21 g/mol

In stock

Reference Standard

Rivastigmine N-Oxide (Technical Grade)

CAS: 1369779-37-2
Formula: C₁₄H₂₂N₂O₃
MW: 266.34 g/mol

VQ-023668

Reference Standard

Rivastigmine Related R-Isomer

CAS: 851086-95-8
Formula: C₁₀H₁₅NO
MW: 165.23 g/mol

In stock

Reference Standard

Rivastigmine Tartrate

CAS: 129101-54-8
Formula: C₁₈H₂₈N₂O₈
MW: 400.4 g/mol

VQ-027860

Reference Standard

Rivastigmine USP RC F

CAS: 1346602-84-3
Formula: C₁₂H₁₅NO₂
MW: 205.25 g/mol

VQ-023665

Reference Standard

Rizatriptan

CAS: 144034-80-0
Formula: C₁₅H₁₉N₅
MW: 269.34 g/mol

VQ-007725

Reference Standard

Rizatriptan

CAS: 174610-17-4
Formula: C₁₅H₁₉N₅
MW: 269.34 g/mol

VQ-041973

IP/BP/USP

Rizatriptan Benzoate

CAS: 145202-66-0
Formula: C₂₂H₂₅N₅O₂
MW: 391.5 g/mol

VQ-004058

Reference Standard

Rizatriptan Benzoate

CAS: 145202-66-0
Formula: C₂₂H₂₅N₅O₂
MW: 391.5 g/mol

In stock

Reference Standard

Rizatriptan Benzoate Impurity C

CAS: 2176430-10-5
Formula: C₂₉H₃₇ClN₆O₃
MW: 553.1 g/mol

In stock

Reference Standard

Rizatriptan Dimer Benzoate

CAS: 1016900-25-6
Formula: C₃₅H₄₁N₇O₂
MW: 591.7 g/mol

VQ-043281

Reference Standard

Rizatriptan EP Impurity A

CAS: 887001-08-3
Formula: C₂₈H₃₅N₇
MW: 469.6 g/mol

VQ-023669

Reference Standard

Rizatriptan EP Impurity C

CAS: 208941-96-2
Formula: C₁₅H₁₉N₅
MW: 269.34 g/mol

VQ-023670

Reference Standard

Rizatriptan EP Impurity F

CAS: 160194-39-8
Formula: C₁₃H₁₄N₄O
MW: 242.28 g/mol

VQ-027866

Reference Standard

Rizatriptan EP Impurity G

CAS: 1000673-59-5
Formula: C₁₃H₁₃ClN₄
MW: 260.72 g/mol

VQ-027864

Reference Standard

Rizatriptan EP Impurity H

CAS: 260435-42-5
Formula: C₁₅H₁₉N₅O
MW: 285.34 g/mol

In stock

Reference Standard

Rizatriptan EP Impurity I

CAS: 144034-84-4
Formula: C₁₄H₁₇N₅
MW: 255.32 g/mol

VQ-006667

Reference Standard

Rizatriptan EP Impurity I (Benzoate Salt)

Formula: C₂₁H₂₃N₅O₂
MW: 377.4 g/mol

In stock

Reference Standard

Rizatriptan Impurity 1

CAS: 1016900-24-5
Formula: C₁₅H₂₂N₆
MW: 286.38 g/mol

In stock

Reference Standard

Rizatriptan N,N,N-Trimethylethanammonium Chloride

CAS: 1030849-63-8
Formula: C₁₆H₂₂N₅⁺
MW: 284.38 g/mol

VQ-033620

Reference Standard

Rizatriptan N10-Oxide-d6

CAS: 1261392-57-7
Formula: C₁₅H₁₉N₅O
MW: 285.34 g/mol

VQ-043442

Reference Standard

Rizatriptan-d6 Benzoate

CAS: 1216984-85-8
Formula: C₂₂H₂₅N₅O₂
MW: 397.5 g/mol

VQ-033624

Reference Standard

Robenacoxib

CAS: 220991-32-2
Formula: C₁₆H₁₃F₄NO₂
MW: 327.27 g/mol

VQ-027867

Reference Standard

Robenacoxib Impurity A

CAS: 20172-36-5
Formula: C₁₀H₁₂ClNO
MW: 197.66 g/mol

VQ-041974

Reference Standard

Robenacoxib Impurity E

CAS: 2192217-93-7
Formula: C₁₄H₇F₄NO
MW: 281.21 g/mol

VQ-033626

Reference Standard

Robenacoxib Impurity F

CAS: 2192217-92-6
Formula: C₁₄H₉F₄NO₂
MW: 299.22 g/mol

VQ-033627

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Chemicals starting with “R”