Chemicals starting with “O”

787 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

Orforglipron

CAS: 2212020-52-3
Formula: C₄₈H₄₈F₂N₁₀O₅
MW: 883 g/mol

In stock

Reference Standard

Orforglipron (R,R,R,R) Isomer

CAS: 3109326-79-3
Formula: C₄₈H₄₈F₂N₁₀O₅
MW: 882.96 g/mol

VQ-032276

Reference Standard

Orforglipron Hemi Calcium Hydrate

CAS: 3008544-96-2
Formula: C₉₆H₁₀₀CaF₄N₂₀O₁₂
MW: 1842 g/mol

VQ-013683

Reference Standard

Orforglipron Impurity 14

CAS: 2212021-82-2
Formula: C₂₉H₃₂N₄O₄
MW: 500.6 g/mol

VQ-049330

Reference Standard

Orforglipron-d10

CAS: 2923760-36-3
Formula: C₄₈H₃₈D₁₀F₂N₁₀O₅
MW: 893.02 g/mol

VQ-049334

Reference Standard

Orientin

CAS: 28608-75-5
Formula: C₂₁H₂₀O₁₁
MW: 448.4 g/mol

VQ-032563

Origanum oil, FCC

CAS: 8007-11-2

VQ-019302

IP/BP/USP

Orlistat

CAS: 96829-58-2
Formula: C₂₉H₅₃NO₅
MW: 495.7 g/mol

VQ-004140

Reference Standard

Orlistat Dihydropyranone Impurity

CAS: 130676-64-1
Formula: C₂₂H₄₀O₂
MW: 336.6 g/mol

VQ-027034

Reference Standard

Orlistat Impurity 12

CAS: 130793-26-9
Formula: C₃₀H₅₃NO₃
MW: 475.8 g/mol

VQ-038787

Reference Standard

Orlistat L-Methionine

CAS: 1356354-38-5
Formula: C₂₈H₅₁NO₅S
MW: 513.8 g/mol

VQ-032283

Reference Standard

Orlistat Open Ring (2S,3S,5S)-Isomer

CAS: 130676-66-3
Formula: C₂₉H₅₅NO₆
MW: 513.7 g/mol

VQ-032278

Reference Standard

Orlistat open ring epimer

CAS: 130793-28-1
Formula: C₂₉H₅₅NO₆
MW: 513.7 g/mol

VQ-027033

Reference Standard

Orlistat Tetradecyl Ester

CAS: 686744-60-5
Formula: C₃₁H₅₇NO₅
MW: 523.8 g/mol

VQ-027038

Reference Standard

Orlistat USP Related Compound D

CAS: 130793-27-0
Formula: C₂₉H₅₃NO₅
MW: 495.7 g/mol

VQ-027031

Orlistat, ≥98%

CAS: 96829-58-2
Formula: C₂₉H₅₃NO₅
MW: 495.7 g/mol

VQ-003373

Reference Standard

Ormeloxifene

CAS: 31477-60-8
Formula: C₃₀H₃₅NO₃
MW: 457.6 g/mol

VQ-043245

Reference Standard

Ormeloxifene

CAS: 78994-24-8
Formula: C₃₀H₃₅NO₃
MW: 457.6 g/mol

VQ-049337

Reference Standard

Ormeloxifene Hydrochloride

CAS: 51023-56-4
Formula: C₃₀H₃₆ClNO₃
MW: 494.1 g/mol

VQ-032284

Reference Standard

Ormeloxifene-d6

CAS: 2124278-85-7
Formula: C₃₀H₂₉D₆NO₃
MW: 463.65 g/mol

VQ-049339

IP/BP/USP

Ornidazole

CAS: 16773-42-5
Formula: C₇H₁₀ClN₃O₃
MW: 219.62 g/mol

VQ-003938

Reference Standard

Ornidazole Isomer (Impurity)

CAS: 14419-11-5
Formula: C₇H₁₀ClN₃O₃
MW: 219.62 g/mol

VQ-027039

Ornithine Lactam Hydrochloride

CAS: 138377-80-7
Formula: C₅H₁₁ClN₂O
MW: 150.61 g/mol

VQ-038137

Reference Standard

Ornithine Methyl Ester

CAS: 6384-10-7
Formula: C₆H₁₄N₂O₂
MW: 146.19 g/mol

VQ-049342

Orotic acid, ≥98%

CAS: 65-86-1
Formula: C₅H₄N₂O₄
MW: 156.1 g/mol

VQ-008560

Orotic acid, monohydrate, 97%

CAS: 50887-69-9
Formula: C₅H₆N₂O₅
MW: 174.11 g/mol

VQ-011989

Reference Standard

Orphenadrine Citrate

CAS: 4682-36-4
Formula: C₂₄H₃₁NO₈
MW: 461.5 g/mol

In stock

Reference Standard

Orphenadrine EP Impurity A

CAS: 5472-13-9
Formula: C₁₄H₁₄O
MW: 198.26 g/mol

VQ-027045

Reference Standard

Orphenadrine EP impurity C

CAS: 17349-96-1
Formula: C₁₆H₁₉NO
MW: 241.33 g/mol

VQ-027047

Reference Standard

Orphenadrine EP Impurity E

CAS: 21945-86-8
Formula: C₁₈H₂₃NO
MW: 269.4 g/mol

VQ-032292

Reference Standard

Orphenadrine Hydrochloride

CAS: 341-69-5
Formula: C₁₈H₂₄ClNO
MW: 305.8 g/mol

In stock

Reference Standard

Orphenadrine N-Oxide

CAS: 29215-00-7
Formula: C₁₈H₂₃NO₂
MW: 285.4 g/mol

VQ-027048

Reference Standard

Orphenadrine USP Related Compound B

CAS: 93940-17-1
Formula: C₂₀H₂₈ClNO
MW: 333.9 g/mol

VQ-027046

Reference Standard

Orphenadrine USP Related Compound C

CAS: 10488-36-5
Formula: C₁₇H₂₂ClNO
MW: 291.8 g/mol

VQ-032289

Reference Standard

Orphenadrine WS

CAS: 83-98-7
Formula: C₁₈H₂₃NO
MW: 269.4 g/mol

VQ-007634

Reference Standard

Orphenadrine-d3 Citrate Salt

CAS: 1185011-75-9
Formula: C₂₄H₃₁NO₈
MW: 464.5 g/mol

VQ-038794

Reference Standard

Orphenadrine-d5

CAS: 1227503-96-9
Formula: C₁₈H₁₈D₅NO
MW: 274.41 g/mol

VQ-049345

Reference Standard

Ortho Mirabegron

CAS: 1684452-80-9
Formula: C₂₁H₂₄N₄O₂S
MW: 396.5 g/mol

VQ-023149

Reference Standard

ortho-Bilastine-d6

CAS: 1215358-58-9
Formula: C₂₈H₃₇N₃O₃
MW: 469.6 g/mol

VQ-035977

Reference Standard

ortho-Fingolimod

CAS: 767262-51-1
Formula: C₁₉H₃₃NO₂
MW: 307.5 g/mol

VQ-025790

Extra Pure

Orthophosphoric acid solution, extra pure 50%

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-045763

Orthophosphoric acid, 85 wt.% in H2O, 99.99% trace metals basis

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-018383

Orthophosphoric acid, 85%

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-002044

HPLC

Orthophosphoric acid, for HPLC, 85%+

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-001745

Orthophosphoric acid, GR 85%+

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-001818

Orthophosphoric acid, GR 88%

CAS: 7664-38-2
Formula: H₃O₄P
MW: 98 g/mol

VQ-002045

Orthosulfamuron

CAS: 213464-77-8
Formula: C₁₆H₂₀N₆O₆S
MW: 424.4 g/mol

VQ-039949

Oryzalin, ≥98%

CAS: 19044-88-3
Formula: C₁₂H₁₈N₄O₆S
MW: 346.36 g/mol

VQ-010922

Plant Culture

Oryzalin, plant tissue culture tested ≥95.00%

CAS: 19044-88-3
Formula: C₁₂H₁₈N₄O₆S
MW: 346.36 g/mol

VQ-046898

Reference Standard

Oseltamivir

CAS: 196618-13-0
Formula: C₁₆H₂₈N₂O₄
MW: 312.4 g/mol

VQ-007635

Reference Standard

Oseltamivir Amino Hydroxy Impurity

CAS: 312904-12-4
Formula: C₁₄H₂₅NO₄
MW: 271.35 g/mol

VQ-049352

Reference Standard

Oseltamivir Enantiomer

CAS: 2413185-89-2
Formula: C₁₄H₂₂O₄
MW: 254.32 g/mol

In stock

Reference Standard

Oseltamivir EP Imp R

CAS: 2762080-42-0
Formula: C₁₄H₂₃ClO₄
MW: 290.78 g/mol

VQ-044429

Reference Standard

Oseltamivir EP Impurity A

CAS: 1364932-19-3
Formula: C₁₄H₂₄N₂O₄
MW: 284.35 g/mol

VQ-027050

Reference Standard

Oseltamivir EP Impurity B

CAS: 1052063-38-3
Formula: C₁₆H₃₀N₂O₄
MW: 314.42 g/mol

VQ-043512

Reference Standard

Oseltamivir EP Impurity C

CAS: 187227-45-8
Formula: C₁₄H₂₄N₂O₄
MW: 284.35 g/mol

VQ-027049

Reference Standard

Oseltamivir EP Impurity C Hydrochloride

CAS: 1415963-60-8
Formula: C₁₄H₂₅ClN₂O₄
MW: 320.81 g/mol

VQ-049349

Reference Standard

Oseltamivir EP Impurity D

CAS: 1346604-18-9
Formula: C₁₁H₁₃NO₄
MW: 223.22 g/mol

VQ-023344

Reference Standard

Oseltamivir EP Impurity E

CAS: 208720-71-2
Formula: C₁₅H₂₆N₂O₄
MW: 298.38 g/mol

VQ-027051

Reference Standard

Oseltamivir EP Impurity F

CAS: 1052063-37-2
Formula: C₁₅H₂₆N₂O₄
MW: 298.38 g/mol

VQ-023346

Reference Standard

Oseltamivir EP Impurity G

CAS: 956267-10-0
Formula: C₁₆H₂₈N₂O₄
MW: 312.4 g/mol

VQ-023345

Reference Standard

Oseltamivir EP Impurity H

CAS: 814-29-9
Formula: C₁₂H₂₇OP
MW: 218.32 g/mol

VQ-027052

Reference Standard

Oseltamivir Hydrochloride

CAS: 204255-09-4
Formula: C₁₆H₂₉ClN₂O₄
MW: 348.9 g/mol

VQ-049347

Reference Standard

Oseltamivir Hydroxy Mesylate

CAS: 204254-92-2
Formula: C₁₅H₂₆O₇S
MW: 350.4 g/mol

In stock

Reference Standard

Oseltamivir Hydroxy Mesylate (N-2)

CAS: 204254-90-0
Formula: C₁₅H₂₄O₇S
MW: 348.4 g/mol

In stock

Reference Standard

Oseltamivir Hydroxy Mesylate (N-3)

CAS: 943515-58-0
Formula: C₁₄H₂₂O₅
MW: 270.32 g/mol

In stock

Reference Standard

Oseltamivir Hydroxy Mesylate (N-4)

CAS: 101769-63-5
Formula: C₉H₁₄O₅
MW: 202.2 g/mol

In stock

Reference Standard

Oseltamivir Impurity 22

CAS: 2081110-43-0
Formula: C₁₆H₂₈N₂O₄
MW: 312.4 g/mol

VQ-038804

Reference Standard

Oseltamivir Impurity 31

CAS: 2097777-49-4
Formula: C₁₄H₂₄O₅
MW: 272.34 g/mol

VQ-049354

Reference Standard

Oseltamivir Impurity 47

CAS: 2714884-77-0
Formula: C₁₄H₂₂O₄
MW: 254.32 g/mol

In stock

Reference Standard

Oseltamivir Impurity 71

CAS: 2765792-94-5
Formula: C₂₃H₄₀N₂O₄
MW: 408.58 g/mol

VQ-049351

Reference Standard

Oseltamivir N-D-Glucitol

CAS: 2413185-91-6
Formula: C₂₂H₃₈N₂O₉
MW: 474.5 g/mol

VQ-045051

Reference Standard

Oseltamivir Phosphate

CAS: 204255-11-8
Formula: C₁₆H₃₁N₂O₈P
MW: 410.4 g/mol

In stock

Reference Standard

Oseltamivir RRR Isomer

CAS: 2413185-96-1
Formula: C₂₆H₄₄N₂O₄
MW: 448.6 g/mol

VQ-032297

Reference Standard

Oseltamivir RSR Isomer

CAS: 2413185-98-3
Formula: C₂₆H₄₄N₂O₄
MW: 448.64 g/mol

VQ-038799

Reference Standard

Oseltamivir RSS Isomer

CAS: 2413185-97-2
Formula: C₂₆H₄₄N₂O₄
MW: 448.6 g/mol

VQ-038798

Reference Standard

Oseltamivir-d3

CAS: 1093851-61-6
Formula: C₁₆H₂₈N₂O₄
MW: 315.42 g/mol

VQ-038811

Reference Standard

Osilodrostat

CAS: 928134-65-0
Formula: C₁₃H₁₀FN₃
MW: 227.24 g/mol

VQ-027055

Reference Standard

Osilodrostat Impurity 1

CAS: 928134-66-1
Formula: C₁₃H₁₀FN₃
MW: 227.24 g/mol

VQ-049356

Reference Standard

Osilodrostat Phosphate

CAS: 1315449-72-9
Formula: C₁₃H₁₃FN₃O₄P
MW: 325.23 g/mol

VQ-049357

Reference Standard

Osimertinib

CAS: 1421373-65-0
Formula: C₂₈H₃₃N₇O₂
MW: 499.6 g/mol

In stock

Reference Standard

Osimertinib 2-Amide impurity

CAS: 2213409-62-0
Formula: C₂₃H₂₀FN₅O₂
MW: 417.4 g/mol

VQ-032307

Reference Standard

Osimertinib Acetyl Impurity

CAS: 2227103-37-7
Formula: C₂₇H₃₃N₇O₂
MW: 487.6 g/mol

VQ-032308

Reference Standard

Osimertinib Amine Impurity

CAS: 1421372-66-8
Formula: C₂₅H₃₁N₇O
MW: 445.6 g/mol

In stock

Reference Standard

Osimertinib Chloro Impurity

CAS: 1421373-36-5
Formula: C₂₈H₃₄ClN₇O₂
MW: 536.1 g/mol

In stock

Reference Standard

Osimertinib Dimer Impurity 1

CAS: 2919324-15-3
Formula: C₅₃H₆₄N₁₄O₃
MW: 945.2 g/mol

In stock

Reference Standard

Osimertinib Dimer Impurity 3

Formula: C₅₆H₆₆N₁₄O₄
MW: 999.24 g/mol

VQ-005443

Reference Standard

Osimertinib Hydroxy Impurity

Formula: C₂₈H₃₅N₇O₃
MW: 517.62 g/mol

In stock

Reference Standard

Osimertinib Impurity 1

CAS: 360062-41-5
Formula: C₂₀H₁₄N₄
MW: 310.35 g/mol

VQ-049361

Reference Standard

Osimertinib Impurity 14

CAS: 2364486-23-5
Formula: C₁₃H₁₀ClN₃
MW: 243.69 g/mol

In stock

Reference Standard

Osimertinib Impurity 22

CAS: 3025819-85-3
Formula: C₉H₆F₄N₂O₄
MW: 282.15 g/mol

VQ-049360

Reference Standard

Osimertinib Impurity G

CAS: 2044702-39-6
Formula: C₂₅H₂₆N₆O₂
MW: 442.5 g/mol

In stock

Reference Standard

Osimertinib Impurity G (Pre Final)

CAS: 1801616-92-1
Formula: C₂₂H₂₄N₆O
MW: 388.5 g/mol

In stock

Reference Standard

Osimertinib Impurity N

CAS: 1932710-29-6
Formula: C₃₁H₃₅N₇O₃
MW: 553.7 g/mol

VQ-027059

Reference Standard

Osimertinib Mesylate

CAS: 1421373-66-1
Formula: C₂₉H₃₇N₇O₅S
MW: 595.7 g/mol

In stock

Reference Standard

Osimertinib Metabolite M3

CAS: 1421373-99-0
Formula: C₂₇H₃₁N₇O₂
MW: 485.6 g/mol

VQ-032309

Reference Standard

Osimertinib Methoxy Impurity

Formula: C₂₉H₃₇N₇O₃
MW: 531.65 g/mol

In stock

Reference Standard

Osimertinib Methoxy Impurity

CAS: 3050754-62-3
Formula: C₂₉H₃₇N₇O₃
MW: 531.65 g/mol

VQ-032306

Reference Standard

Osimertinib N-Methylacrylamide Impurity

CAS: 2850389-35-2
Formula: C₃₀H₃₃N₇O₃
MW: 539.6 g/mol

VQ-027057

Reference Standard

Osimertinib N-Nitroso N Desmethyl Impurity

Formula: C₂₇H₃₀N₈O₃
MW: 514.58 g/mol

In stock

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Chemicals starting with “O”