Chemicals starting with “L”

1,834 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

Letrozole Impurity C

CAS: 112809-25-3
Formula: C₁₀H₈N₄
MW: 184.2 g/mol

VQ-022952

Reference Standard

Letrozole Impurity-D

CAS: 10466-37-2
Formula: C₁₅H₁₀N₂
MW: 218.25 g/mol

In stock

Reference Standard

Letrozole Mono-Amide Impurity

CAS: 2500927-47-7
Formula: C₁₇H₁₃N₅O
MW: 303.32 g/mol

VQ-031500

Reference Standard

Letrozole-d4

CAS: 1133712-96-5
Formula: C₁₇H₁₁N₅
MW: 289.33 g/mol

VQ-037966

Reference Standard

Leu-3-Oxytocin

CAS: 4294-11-5
Formula: C₄₃H₆₆N₁₂O₁₂S₂
MW: 1007.2 g/mol

VQ-041285

Reference Standard

Leucine Impurity 1

CAS: 1867298-88-1
Formula: C₁₀H₁₉NO₄
MW: 217.26 g/mol

VQ-048764

Leuco malachite green

CAS: 129-73-7
Formula: C₂₃H₂₆N₂
MW: 330.5 g/mol

VQ-000607

Leucocrystal violet

CAS: 603-48-5
Formula: C₂₅H₃₁N₃
MW: 373.5 g/mol

VQ-000608

Leucodopachrome

CAS: 18766-67-1
Formula: C₉H₉NO₄
MW: 195.17 g/mol

VQ-038000

Reference Standard

Leucomethylene blue

CAS: 613-11-6
Formula: C₁₆H₁₉N₃S
MW: 285.4 g/mol

VQ-031842

Reference Standard

Leucomycin

CAS: 1392-21-8
Formula: C₃₅H₅₉NO₁₃
MW: 701.8 g/mol

VQ-038833

Reference Standard

Leucomycin Tartrate

CAS: 37280-56-1
Formula: C₄₀H₆₇NO₁₈
MW: 850 g/mol

VQ-040640

Leupeptin, ≥95% (HPLC)

CAS: 103476-89-7
Formula: C₄₀H₇₈N₁₂O₁₂S
MW: 951.2 g/mol

VQ-002654

Reference Standard

Leuprolide Acetate EP Impurity F

CAS: 1872435-00-1
Formula: C₅₉H₈₄N₁₆O₁₂
MW: 1209.4 g/mol

VQ-026413

Reference Standard

Leuprolide Acetate EP Impurity H

CAS: 112710-58-4
Formula: C₅₉H₈₄N₁₆O₁₂
MW: 1209.4 g/mol

VQ-026414

Reference Standard

Leuprolide Acetate EP Impurity K

CAS: 2978818-11-8
Formula: C₅₉H₈₂N₁₆O₁₁
MW: 1191.41 g/mol

VQ-048848

Reference Standard

Leuprolide EP Impurity A

CAS: 62621-13-0
Formula: C₅₉H₈₄N₁₆O₁₂
MW: 1209.4 g/mol

In stock

Reference Standard

Leuprolide EP Impurity B

CAS: 112642-11-2
Formula: C₅₉H₈₄N₁₆O₁₂
MW: 1209.4 g/mol

In stock

Reference Standard

Leuprolide EP Impurity C

CAS: 54785-87-4
Formula: C₅₉H₈₄N₁₆O₁₂
MW: 1209.4 g/mol

In stock

Reference Standard

Leuprolide EP Impurity D

CAS: 1926163-25-8
Formula: C₆₁H₈₆N₁₆O₁₃
MW: 1251.4 g/mol

In stock

Reference Standard

Leuprolide EP Impurity E

CAS: 1926163-23-6
Formula: C₅₉H₈₄N₁₆O₁₂
MW: 1209.4 g/mol

VQ-026412

Reference Standard

Leuprolide impurity 4

CAS: 267878-61-5
Formula: C₅₆H₇₉N₁₅O₁₀
MW: 1122.3 g/mol

VQ-048846

Reference Standard

Leuprolide Impurity 9

CAS: 1926163-26-9
Formula: C₅₄H₇₉N₁₅O₁₀
MW: 1098.3 g/mol

VQ-048847

Reference Standard

Leuprolide mesylate

CAS: 944347-41-5
Formula: C₆₀H₈₈N₁₆O₁₅S
MW: 1305.5 g/mol

VQ-037968

Reference Standard

Leuprorelin

CAS: 53714-56-0
Formula: C₅₉H₈₄N₁₆O₁₂
MW: 1209.4 g/mol

VQ-031503

Reference Standard

Leuprorelin Acetate

CAS: 74381-53-6
Formula: C₆₁H₈₈N₁₆O₁₄
MW: 1269.4 g/mol

VQ-031502

Reference Standard

Leuprorelin EP Impurity G

CAS: 112710-57-3
Formula: C₅₉H₈₄N₁₆O₁₂
MW: 1209.4 g/mol

VQ-031504

Reference Standard

Levalbuterol Hydrochloride

CAS: 50293-90-8
Formula: C₁₃H₂₂ClNO₃
MW: 275.77 g/mol

VQ-031505

Reference Standard

Levalbuterol Related Compound A

CAS: 1823256-56-9
Formula: C₁₃H₂₁NO₂
MW: 223.31 g/mol

VQ-031508

Reference Standard

Levalbuterol sulphate

CAS: 148563-16-0
Formula: C₂₆H₄₄N₂O₁₀S
MW: 576.7 g/mol

VQ-031506

Reference Standard

Levalbuterol tartrate

CAS: 661464-94-4
Formula: C₃₀H₄₈N₂O₁₂
MW: 628.7 g/mol

VQ-037972

IP/BP/USP

Levamisole

CAS: 16595-80-5
Formula: C₁₁H₁₃ClN₂S
MW: 240.75 g/mol

VQ-003972

Reference Standard

Levamisole EP Impurity A

CAS: 32190-34-4
Formula: C₁₁H₁₄N₂OS
MW: 222.31 g/mol

VQ-026421

Reference Standard

Levamisole EP Impurity B

CAS: 37430-07-2
Formula: C₁₁H₁₂N₂S
MW: 204.29 g/mol

VQ-026419

Reference Standard

Levamisole EP Impurity C

CAS: 32190-33-3
Formula: C₁₁H₁₄N₂OS
MW: 222.31 g/mol

VQ-026418

Reference Standard

Levamisole EP Impurity D

CAS: 4335-28-8
Formula: C₁₁H₁₀N₂S
MW: 202.28 g/mol

VQ-026417

Reference Standard

Levamisole EP Impurity E

CAS: 32190-36-6
Formula: C₂₂H₂₆N₄O₂S₂
MW: 442.6 g/mol

VQ-026420

Reference Standard

Levamisole Phosphate

CAS: 32093-35-9
Formula: C₁₁H₁₅N₂O₄PS
MW: 302.29 g/mol

VQ-032902

Levamisole, 98%

CAS: 14769-73-4
Formula: C₁₁H₁₂N₂S
MW: 204.29 g/mol

VQ-012207

Reference Standard

Levamlodipine Besylate Hemipentahydrate

CAS: 884648-62-8
Formula: C₅₂H₇₂Cl₂N₄O₂₁S₂
MW: 1224.2 g/mol

VQ-035705

Reference Standard

Levetiracetam

CAS: 102767-28-2
Formula: C₈H₁₄N₂O₂
MW: 170.21 g/mol

In stock

Reference Standard

Levetiracetam carboxylic acid

CAS: 102849-49-0
Formula: C₈H₁₃NO₃
MW: 171.19 g/mol

VQ-022956

Reference Standard

Levetiracetam Dehydro Acid

CAS: 358629-39-7
Formula: C₈H₁₁NO₃
MW: 169.18 g/mol

VQ-026423

Reference Standard

Levetiracetam EP Impurity A

CAS: 67118-31-4
Formula: C₈H₁₃NO₃
MW: 171.19 g/mol

VQ-022955

Reference Standard

Levetiracetam EP Impurity B

CAS: 358629-47-7
Formula: C₈H₁₂N₂O₂
MW: 168.19 g/mol

VQ-022957

Reference Standard

Levetiracetam EP Impurity D

CAS: 103765-01-1
Formula: C₈H₁₄N₂O₂
MW: 170.21 g/mol

In stock

Reference Standard

Levetiracetam EP Impurity E

CAS: 3886-69-9
Formula: C₈H₁₁N
MW: 121.18 g/mol

In stock

Reference Standard

Levetiracetam Hydrochloride EP Impurity E

CAS: 13437-79-1
Formula: C₈H₁₂ClN
MW: 157.64 g/mol

VQ-048852

Reference Standard

Levetiracetam Imp E (IH)

CAS: 102916-46-1
Formula: C₁₆H₂₄N₂O₃
MW: 292.37 g/mol

VQ-048850

Reference Standard

Levetiracetam Racemate

CAS: 33996-58-6
Formula: C₈H₁₄N₂O₂
MW: 170.21 g/mol

VQ-026422

Reference Standard

Levetiracetam Related Compound A

CAS: 102767-31-7
Formula: C₈H₁₅ClN₂O₂
MW: 206.67 g/mol

In stock

Reference Standard

Levetiracetam Related Compound B (Free Base)

CAS: 7324-11-0
Formula: C₄H₁₀N₂O
MW: 102.14 g/mol

VQ-005178

Reference Standard

Levetiracetam Related Compound B (Hydrochloride Salt)

CAS: 7682-20-4
Formula: C₄H₁₁ClN₂O
MW: 138.59 g/mol

In stock

Reference Standard

Levetiracetam-d3

CAS: 1217851-16-5
Formula: C₈H₁₄N₂O₂
MW: 173.23 g/mol

VQ-037976

Reference Standard

Levetiracetam-d6

CAS: 1133229-30-7
Formula: C₈H₁₄N₂O₂
MW: 176.25 g/mol

VQ-037981

Reference Standard

Levobupivacaine Hydrochloride

CAS: 27262-48-2
Formula: C₁₈H₂₉ClN₂O
MW: 324.9 g/mol

VQ-031515

Reference Standard

Levocabastine Hydrochloride

CAS: 79547-78-7
Formula: C₂₆H₃₀ClFN₂O₂
MW: 457 g/mol

VQ-022959

Reference Standard

Levocabastine Hydrochloride EP Impurity A

CAS: 1348822-76-3
Formula: C₂₆H₃₀N₂O₂
MW: 402.5 g/mol

VQ-037982

Reference Standard

Levocabastine Hydrochloride EP Impurity D

CAS: 80139-90-8
Formula: C₂₅H₂₇FN₂O₂
MW: 406.5 g/mol

VQ-026425

Reference Standard

Levocabastine Hydrochloride EP Impurity F

CAS: 785021-81-0
Formula: C₁₃H₁₇NO₂
MW: 219.28 g/mol

VQ-035109

Reference Standard

Levocabastine Hydrochloride EP Impurity H

CAS: 56326-98-8
Formula: C₁₃H₁₂FNO
MW: 217.24 g/mol

VQ-026426

Reference Standard

Levocarnitine - Impuriy B

CAS: 306279-95-8
Formula: C₁₀H₁₆O₄
MW: 200.23 g/mol

VQ-031517

Reference Standard

Levocarnitine EP Impurity A

CAS: 927-89-9
Formula: C₇H₁₃NO₂
MW: 143.18 g/mol

VQ-031516

Reference Standard

Levocarnitine EP Impurity C

CAS: 64532-04-3
Formula: C₇H₁₇N₂O₂⁺
MW: 161.22 g/mol

VQ-026429

Reference Standard

Levocarnitine EP Impurity C Chloride

CAS: 6490-20-6
Formula: C₇H₁₇ClN₂O₂
MW: 196.67 g/mol

VQ-031518

Reference Standard

Levocarnitine EP Impurity D

CAS: 857162-57-3
Formula: C₇H₁₅N₂O⁺
MW: 143.21 g/mol

VQ-026428

Reference Standard

Levocarnitine Impurity 7

CAS: 765950-50-3
Formula: C₇H₁₁ClN₂O₂
MW: 190.63 g/mol

VQ-048859

Reference Standard

Levocarnitine Orotate

CAS: 160468-17-7
Formula: C₁₂H₁₉N₃O₇
MW: 317.3 g/mol

VQ-049449

IP/BP/USP

Levocetirizine

CAS: 130018-77-8
Formula: C₂₁H₂₅ClN₂O₃
MW: 388.9 g/mol

VQ-004175

Reference Standard

Levocetirizine

CAS: 130018-77-8
Formula: C₂₁H₂₅ClN₂O₃
MW: 388.9 g/mol

VQ-007539

Reference Standard

Levocetirizine Amide

CAS: 909779-33-5
Formula: C₂₁H₂₆ClN₃O₂
MW: 387.9 g/mol

VQ-031519

Reference Standard

Levocetirizine Benzyl Compound

CAS: 873406-11-2
Formula: C₂₅H₂₇ClN₂O
MW: 406.95 g/mol

VQ-037991

Reference Standard

Levocetirizine dihydrochloride

CAS: 130018-87-0
Formula: C₂₁H₂₇Cl₃N₂O₃
MW: 461.8 g/mol

VQ-007540

Reference Standard

Levocetirizine Dihydrochloride - Impurity A

CAS: 130018-76-7
Formula: C₂₁H₂₅ClN₂O₃
MW: 388.9 g/mol

VQ-044265

Reference Standard

Levocetirizine Ethyl Ester

CAS: 1116338-10-3
Formula: C₂₃H₂₉ClN₂O₃
MW: 416.9 g/mol

VQ-026434

Reference Standard

Levocetirizine Hydrochloride

CAS: 823178-28-5
Formula: C₂₁H₂₆Cl₂N₂O₃
MW: 425.3 g/mol

In stock

Reference Standard

Levocetirizine Impurity 1

Formula: C₁₉H₂₁ClN₂O₂
MW: 344.84 g/mol

In stock

Reference Standard

Levocetirizine Impurity 2

Formula: C₁₉H₂₁ClN₂O₂
MW: 344.84 g/mol

In stock

Reference Standard

Levocetirizine Impurity-3 (Stage-2)

Formula: C₁₇H₁₈ClN₂O
MW: 301.79 g/mol

In stock

Reference Standard

Levocetirizine N-benzyl Amide

CAS: 1150310-68-1
Formula: C₂₈H₃₂ClN₃O₂
MW: 478 g/mol

VQ-026433

Reference Standard

Levocetirizine N-Methyl Impurity

CAS: 118165-37-0
Formula: C₁₈H₂₁ClN₂
MW: 300.8 g/mol

In stock

Reference Standard

Levocetirizine-d4

CAS: 1133210-23-7
Formula: C₂₁H₂₅ClN₂O₃
MW: 392.9 g/mol

VQ-037995

Reference Standard

Levocetrizine Impurity 3

Formula: C₁₉H₂₁ClN₂O₂
MW: 344.84 g/mol

In stock

Reference Standard

Levodopa EP Impurity A

CAS: 27244-64-0
Formula: C₉H₁₁NO₅
MW: 213.19 g/mol

VQ-022961

Reference Standard

Levodopa EP Impurity C

CAS: 7636-26-2
Formula: C₁₀H₁₃NO₄
MW: 211.21 g/mol

VQ-026436

Reference Standard

Levodopa EP Impurity C

CAS: 91013-37-5
Formula: C₁₀H₁₄ClNO₄
MW: 247.67 g/mol

VQ-048868

Reference Standard

Levodopa EP Impurity D

CAS: 5796-17-8
Formula: C₉H₁₁NO₄
MW: 197.19 g/mol

VQ-026437

Reference Standard

Levodopa Impurity 1

CAS: 18674-59-4
Formula: C₉H₁₁NO₅
MW: 213.19 g/mol

VQ-037999

Reference Standard

Levodopa-d3

CAS: 53587-29-4
Formula: C₉H₁₁NO₄
MW: 200.21 g/mol

VQ-038002

Reference Standard

Levodropropizine

CAS: 99291-25-5
Formula: C₁₃H₂₀N₂O₂
MW: 236.31 g/mol

VQ-022962

Reference Standard

Levodropropizine EP Impurity A

CAS: 99291-24-4
Formula: C₁₃H₂₀N₂O₂
MW: 236.31 g/mol

VQ-022963

Reference Standard

Levodropropizine N-Alkyl N-phenylpiperazine Impurity

CAS: 55974-35-1
Formula: C₁₃H₂₀Cl₂N₂
MW: 275.21 g/mol

VQ-038004

Reference Standard

Levodropropizine N-Oxide

CAS: 152237-40-6
Formula: C₁₃H₂₀N₂O₃
MW: 252.31 g/mol

VQ-022965

IP/BP/USP

Levofloxacin

CAS: 100986-85-4
Formula: C₁₈H₂₀FN₃O₄
MW: 361.4 g/mol

VQ-003930

Levofloxacin Chloromethyl Ester

CAS: 2206825-95-6
Formula: C₁₉H₂₁ClFN₃O₄
MW: 409.8 g/mol

VQ-048873

Reference Standard

Levofloxacin Diamine Impurity

CAS: 1797510-34-9
Formula: C₁₅H₁₆FN₃O₄
MW: 321.3 g/mol

VQ-022973

Reference Standard

Levofloxacin Diamine Impurity

CAS: 1797099-76-3
Formula: C₁₅H₁₇ClFN₃O₄
MW: 357.76 g/mol

VQ-026442

Reference Standard

Levofloxacin EP Impurity B

CAS: 117707-40-1
Formula: C₁₇H₁₈FN₃O₄
MW: 347.34 g/mol

In stock

Reference Standard

Levofloxacin EP Impurity C

CAS: 117678-38-3
Formula: C₁₈H₂₀FN₃O₅
MW: 377.4 g/mol

In stock

Reference Standard

Levofloxacin EP Impurity D

CAS: 117620-85-6
Formula: C₁₈H₂₁N₃O₄
MW: 343.4 g/mol

In stock

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Chemicals starting with “L”