Impurity Reference Standard - Products

Labetalol EP Impurity A

CAT No: CL-LBT-02 CAS No: 1391051-99-2 Mol Wt: 329.4 Mol F: C19H23NO4 Inv Status: Custom Synthesis

Chemical Name: 2-Hydroxy-5-((S)-1-hydroxy-2-(((S)-4-phenylbutan-2-yl)amino)ethyl)benzoic acid

Labetalol EP Impurity B

CAT No: CL-LBT-03 CAS No: 802620-01-5 Mol Wt: 343.4 Mol F: C20H25NO4 Inv Status: In Stock

Chemical Name: Methyl 2-hydroxy-5-((S)-1-hydroxy-2-(((S)-4-phenylbutan-2-yl)amino)ethyl)benzoate

Labetalol EP Impurity C

CAT No: CL-LBT-04 CAS No: 2386661-13-6 Mol Wt: 286.3 Mol F: C16H18N2O3 Inv Status: Custom Synthesis

Chemical Name: 5-(2-(Benzylamino)-1-hydroxyethyl)-2-hydroxybenzamide

Labetalol EP Impurity D

CAT No: CL-LBT-05 CAS No: 32780-65-7 Mol Wt: 196.2 : 36.5 Mol F: C9H12N2O3 : HCl Inv Status: Custom Synthesis

Chemical Name: 5-[(1RS)-2-Amino-1-hydroxyethyl]-2-hydroxybenzamide hydrochloride

Labetalol EP Impurity E

CAT No: CL-LBT-06 CAS No: NA Mol Wt: 356.4 Mol F: C18H20N4O4 Inv Status: Custom Synthesis

Chemical Name: Mixture of 3 stereoisomers of 5,5?-piperazine-2,5-diylbis(2-hydroxybenzamide)

Labetalol EP Impurity F

CAT No: CL-LBT-07 CAS No: 85665-85-6 Mol Wt: 326.4 Mol F: C19H22N2O3 Inv Status: Custom Synthesis

Chemical Name: 2-Hydroxy-5-[2-[[(1RS)-1-methyl-3-phenylpropyl]amino]acetyl]benzamide

Labetalol EP Impurity G

CAT No: CL-LBT-08 CAS No: NA Mol Wt: 407.3 Mol F: C19H23BrN2O3 Inv Status: In Stock

Chemical Name: Mixture of 4 stereoisomers of 3-bromo-2-hydroxy-5-[1-hydroxy-2-[(1-methyl-3-Phenylpropyl)amino]ethyl]benzamide

Labetalol RS-SR Diastereoisomer

CAT No: CL-LBT-09 CAS No: NA Mol Wt: 328.4 : 36.5 Mol F: C19H24N2O3 : HCl Inv Status: Custom Synthesis

Chemical Name: 2-Hydroxy-5-((R)-1-hydroxy-2-((S)-4-phenylbutan-2-ylamino)ethyl)benzamide hydrochloride

Labetalol RR-SS Diastereoisomer

CAT No: CL-LBT-10 CAS No: NA Mol Wt: 328.4 : 36.5 Mol F: C19H24N2O3 : HCl Inv Status: Custom Synthesis

Chemical Name: 2-Hydroxy-5-((R)-1-hydroxy-2-((R)-4-phenylbutan-2-ylamino)ethyl)benzamide hydrochloride

Labetalol Impurity 1

CAT No: CL-LBT-11 CAS No: 76143-20-9 Mol Wt: 165.1 Mol F: C8H7NO3 Inv Status: Custom Synthesis

Chemical Name: 5-Formyl-2-hydroxybenzamide

3-Amino-1-Phenylbutane

CAT No: CL-LBT-12 CAS No: 22374-89-6 Mol Wt: 149.2 Mol F: C10H15N Inv Status: Custom Synthesis

Chemical Name: 1-Methyl-3-phenylpropylamine

5,5-Dibromoacetyl Salicylamide

CAT No: CL-LBT-13 CAS No: NA Mol Wt: 337 Mol F: C9H7Br2NO3 Inv Status: Custom Synthesis

Chemical Name: 5-(2,2-Dibromoacetyl)-2-hydroxybenzamide

5-Acetyl Salicylamide

CAT No: CL-LBT-14 CAS No: 40187-51-7 Mol Wt: 179.2 Mol F: C9H9NO3 Inv Status: Custom Synthesis

Chemical Name: 5-Acetyl-2-hydroxybenzamide

5-Bromoacetyl Salicylamide

CAT No: CL-LBT-15 CAS No: 73866-23-6 Mol Wt: 258.1 Mol F: C9H8BrNO3 Inv Status: Custom Synthesis

Chemical Name: 5-(2-bromoacetyl)-2-hydroxybenzamide

5-Chloroacetylsalicylamide

CAT No: CL-LBT-16 CAS No: 33254-88-5 Mol Wt: 213.6 Mol F: C9H8ClNO3 Inv Status: Custom Synthesis

Chemical Name: 5-(2-Chloroacetyl)-2-hydroxybenzamide

Labetalol 2-Hydroxy Impurity

CAT No: CL-LBT-17 CAS No: 2724509-52-6 Mol Wt: 181.2 Mol F: C9H11NO3 Inv Status: Custom Synthesis

Chemical Name: 2-Hydroxy-5-(1-hydroxyethyl)benzamide

Labetalol Cyclohexyl Analog

CAT No: CL-LBT-18 CAS No: NA Mol Wt: 334.5 Mol F: C19H30N2O3 Inv Status: Custom Synthesis

Chemical Name: 5-{2-[(4-Cyclohexylbutan-2-yl)amino]-1-hydroxyethyl}-2-hydroxybenzamide (as per USP)

Labetalol Dibenzyl Analogue

CAT No: CL-LBT-19 CAS No: NA Mol Wt: 388.5 Mol F: C24H24N2O3 Inv Status: Custom Synthesis

Chemical Name: 5-((1,3-Diphenylpropan-2-yl)glycyl)-2-hydroxybenzamide

Labetalol EP Impurity A Hydrochloride

CAT No: CL-LBT-20 CAS No: 2726492-68-6 Mol Wt: 329.4 Mol F: C19H23NO4 Inv Status: Custom Synthesis

Chemical Name: Mixture of 4 stereoisomers of 2-hydroxy-5-[(1?)-1-hydroxy-2-[[(2?)-4-phenylbutan-2-yl]amino]ethyl]benzoic acid (as per EP)

Labetalol EP Impurity B Hydrochloride

CAT No: CL-LBT-21 CAS No: 33778-93-7 Mol Wt: 343.4 : 36.5 Mol F: C20H25NO4 : HCl Inv Status: Custom Synthesis

Chemical Name: Methyl 2-hydroxy-5-((S)-1-hydroxy-2-(((S)-4-phenylbutan-2-yl)amino)ethyl)benzoate hydrochloride

Labetalol EP Impurity F (HCl salt)

CAT No: CL-LBT-22 CAS No: 96441-14-4 Mol Wt: 326.4 Mol F: C19H22N2O3 Inv Status: Custom Synthesis

Chemical Name: 2-Hydroxy-5-[2-[[(2RS)-4-phenylbutan-2-yl]amino]acetyl]benzamide hydrochloride (as per EP)

Labetalol Hydrochloride

CAT No: CL-LBT-23 CAS No: 32780-64-6 Mol Wt: 328.4 : 36.5 Mol F: C19H24N2O3 : HCl Inv Status: Custom Synthesis

Chemical Name: 2-Hydroxy-5-[(1?)-1-hydroxy-2-[[(2?)-4-phenylbutan-2-yl]amino]ethyl]benzamide hydrochloride (as per EP)

Labetalol Impurity 2

CAT No: CL-LBT-24 CAS No: NA Mol Wt: 507.6 Mol F: C28H33N3O6 Inv Status: Custom Synthesis

Chemical Name: 5,5'-(((4-Phenylbutan-2-yl)azanediyl)bis(1-hydroxyethane-2,1-diyl))bis(2-hydroxybenzamide)

Labetalol Impurity 4

CAT No: CL-LBT-25 CAS No: NA Mol Wt: 177.2 Mol F: C10H11NO2 Inv Status: Custom Synthesis

Chemical Name: 5-Acetyl-2-methylbenzamide

Labetalol Impurity 5

CAT No: CL-LBT-26 CAS No: NA Mol Wt: 337 Mol F: C9H7Br2NO3 Inv Status: Custom Synthesis

Chemical Name: 3-Bromo-5-(2-bromoacetyl)-2-hydroxybenzamide

Labetalol Impurity 6

CAT No: CL-LBT-27 CAS No: 101416-22-2 Mol Wt: 376.5 Mol F: C23H24N2O3 Inv Status: Custom Synthesis

Chemical Name: 5-(2-(Dibenzylamino)-1-hydroxyethyl)-2-hydroxybenzamide

Labetalol Impurity 7

CAT No: CL-LBT-28 CAS No: NA Mol Wt: 368.5 Mol F: C22H28N2O3 Inv Status: Custom Synthesis

Chemical Name: 6-(1-Hydroxy-2-((4-phenylbutan-2-yl)amino)ethyl)-2,2-dimethyl-2,3-dihydro-4H-benzo[e][1,3]oxazin-4-one

Labetol Impurity C

CAT No: CL-LBT-29 CAS No: 30566-92-8 Mol Wt: 374.4 Mol F: C23H22N2O3 Inv Status: Custom Synthesis

Chemical Name: 5-(Dibenzylglycyl)-2-hydroxybenzamide

(R,R)-Labetalol

CAT No: CL-LBT-30 CAS No: 75659-07-3 Mol Wt: 328.4 Mol F: C19H24N2O3 Inv Status: Custom Synthesis

Chemical Name: 2-Hydroxy-5-((R)-1-hydroxy-2-(((R)-4-phenylbutan-2-yl)amino)ethyl)benzamide

(R,S)-Labetalol

CAT No: CL-LBT-31 CAS No: 83167-31-1 Mol Wt: 328.4 Mol F: C19H24N2O3 Inv Status: Custom Synthesis

Chemical Name: 2-Hydroxy-5-((R)-1-hydroxy-2-(((S)-4-phenylbutan-2-yl)amino)ethyl)benzamide

(S,R)-Labetalol

CAT No: CL-LBT-32 CAS No: 83167-32-2 Mol Wt: 328.4 Mol F: C19H24N2O3 Inv Status: Custom Synthesis

Chemical Name: 2-Hydroxy-5-((S)-1-hydroxy-2-(((R)-4-phenylbutan-2-yl)amino)ethyl)benzamide

(S,S)-Labetalol

CAT No: CL-LBT-33 CAS No: 83167-24-2 Mol Wt: 328.4 Mol F: C19H24N2O3 Inv Status: Custom Synthesis

Chemical Name: 2-Hydroxy-5-((S)-1-hydroxy-2-(((S)-4-phenylbutan-2-yl)amino)ethyl)benzamide

1,3-Diphenyl-2-Aminopropane

CAT No: CL-LBT-34 CAS No: 4275-43-8 Mol Wt: 211.3 Mol F: C15H17N Inv Status: Custom Synthesis

Chemical Name: 1,3-Diphenylpropan-2-amine

Labetalol Acetonide

CAT No: CL-LBT-36 CAS No: 2731858-23-2 Mol Wt: 368.5 Mol F: C22H28N2O3 Inv Status: Custom Synthesis

Chemical Name: 5-(2,2-Dimethyl-3-(4-phenylbutan-2-yl)oxazolidin-5-yl)-2-hydroxybenzamide

Labetalol Impurity 3

CAT No: CL-LBT-37 CAS No: NA Mol Wt: 616.8 Mol F: C38H40N4O4 Inv Status: Custom Synthesis

Chemical Name: 5,5'-(1,4-Bis(4-phenylbutan-2-yl)-1,4-dihydropyrazine-2,5-diyl)bis(2-hydroxybenzamide)

Labetalol Impurity 9

CAT No: CL-LBT-38 CAS No: 3009018-95-2 Mol Wt: 405.3 Mol F: C19H21BrN2O3 Inv Status: Custom Synthesis

Chemical Name: 3-Bromo-2-hydroxy-5-((4-phenylbutan-2-yl)glycyl)benzamide

Type:Impurity Reference Standard

API NAME:Labetalol

Total Products: 36

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