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Valproic Acid EP Impurity C

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Cat. No: IS2-388

CAS Number:   62391-99-5

Product Details:  Molecular Formula : C8H16O2; MW : 144.21

IUPAC:  2-propan-2-ylpentanoic acid

Synonyms:  2-Isopropylpentanoic acid; 62391-99-5; 2-(PROPAN-2-YL)PENTANOIC ACID; 2-Isopropylvaleric acid; 2-propan-2-ylpentanoic acid; Pentanoic acid, 2-(1-methylethyl)-

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Valproic Acid EP Impurity D

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Cat. No: IS2-387

CAS Number:   52061-75-3

Product Details:  Molecular Formula : C11H22O2; MW : 186.29

IUPAC:  2,2-dipropylpentanoic acid

Synonyms:  2,2-dipropylpentanoic acid; 5261-75-3; UNII-J6TN518LGK; J6TN518LGK; 2,2-Dipropylvaleric acid; EINECS 257-631-1

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Valproic Acid EP Impurity K

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Cat. No: IS2-386

CAS Number:   5343-52-2

Product Details:  Molecular Formula : C8H16O2; MW : 144.21

IUPAC:  2-ethyl-2-methylpentanoic acid

Synonyms:  2-Ethyl-2-methylpentanoic acid; 5343-52-2; 2-ethyl-2-methyl valeric ccid; Pentanoic acid, 2-ethyl-2-methyl-; poly(2-propylacrylic acid); 2-ethyl-2-methyl-pentanoic acid

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azithromycin Imp-C

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Cat. No: IS2-385

CAS Number:   NA

Product Details:  Molecular Formula : Request Info; MW : Request Info

IUPAC:  Request Info

Synonyms:  Request Info

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azithromycin Imp-G

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Cat. No: IS2-384

CAS Number:   NA

Product Details:  Molecular Formula : Request Info; MW : Request Info

IUPAC:  Request Info

Synonyms:  Request Info

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Azithromycin EP Impurity I

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Cat. No: IS2-383

CAS Number:   172617-84-4

Product Details:  Molecular Formula : C37H7N2O12; MW : 735

IUPAC:  (2R,3S,4R,5R,8R,1R,11R,12S,13S,14R)-2-ethyl-3,4,1-trihydroxy-13-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-11-[(2S,3R,4S,6R)-3-hydroxy-6-methyl-4-(methylamino)oxan-2-yl]oxy-3,5,6,8,1,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one

Synonyms:  N'-(Desmethyl)azithromycin; 172617-84-4; N'-Desmethyl Azithromycin; UNII-3E93A68ETO; 3'-N-Desmethylazithromycin; 3E93A68ETO

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Azithromycin Impurity J

$208.00$416.00

Cat. No: IS2-382

CAS Number:   117693-41-1

Product Details:  Molecular Formula : C3H58N2O9; MW : 59.8

IUPAC:  (2R,3S,4R,5R,8R,1R,11R,12S,13S,14R)-11-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-2-ethyl-3,4,1,13-tetrahydroxy-3,5,6,8,1,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one

Synonyms:  Desosaminylazithromycin; 117693-41-1; UNII-E473HW9T7; E473HW9T7; Azithromycin Impurity J; Descladinose Azithromycin

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Azithromycin N-Oxide/ Impurity L

$270.00$541.00

Cat. No: IS2-381

CAS Number:   90503-06-3

Product Details:  Molecular Formula : Request Info; MW : Request Info

IUPAC:  Request Info

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Azithromycin Imp-A

$312.00$625.00

Cat. No: IS2-380

CAS Number:   76801-85-9

Product Details:  Molecular Formula : C37H7N2O12; MW : 735

IUPAC:  (2R,3S,4R,5R,8R,1S,11R,12S,13S,14R)-11-[4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-2-ethyl-3,4,1-trihydroxy-13-(5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl)oxy-3,5,8,1,12,14-hexamethyl-1-oxa-6-azacyclopentadecan-15-one

Synonyms:  Azathramycin; Azaerythromycin A; 7681-85-9; UNII-4LSP9FJT5B; DESMETHYL AZITHROMYCIN; 6-Demethylazithromycin

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Pramipexole EP Impurity E

$250.00$500.00

Cat. No: IS2-379

CAS Number:   106006-84-2

Product Details:  Molecular Formula : C1H15N3OS; MW : 225.31

IUPAC:  N-[(6S)-2-amino-4,5,6,7-tetrahydro-1,3-benzothiazol-6-yl]propanamide

Synonyms:  166-84-2; Pramipexole propionamide; (S)-N-(2-amino-4,5,6,7-tetrahydrobenzo[d]thiazol-6-yl)propionamide; (6s)-2-amino-6-propionamidotetrahydrobenzothiazole; (S)-N-(2-Amino-4,5,6,7-tetrahydro-benzothiazol-6-yl)-propionamide; (-)-2-Amino-6-propionamido-tetrahydrobenzothiazole

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Pramipexole N2- Propionyl impurity

$416.00$833.00

Cat. No: IS2-378

CAS Number:   1801892-43-2

Product Details:  Molecular Formula : Request Info; MW : Request Info

IUPAC:  Request Info

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Pramipexole EP Impurity D/ RC D

$416.00$833.00

Cat. No: IS2-377

CAS Number:   104632-28-2

Product Details:  Molecular Formula : C1H17N3S; MW : 211.33

IUPAC:  (6R)-6-N-propyl-4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diamine

Synonyms:  Dexpramipexole; 14632-28-2; (R)-PRAMIPEXOLE; (R)-N6-propyl-4,5,6,7-tetrahydrobenzo[d]thiazole-2,6-diamine; UNII-WI638GUS96; R-(+)-Pramipexole

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