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QS041401

Sildenafil EP Impurity A

Molecular Formula: C23H32N6O4S

Molecular Weight: 488.6

CAS No.: 1391053-95-4

QS041402

Sildenafil Impurity B

Molecular Formula: C23H32N6O5S

Molecular Weight: 504.6

CAS No.: NA

QS041403

Sildenafil Impurity C;Homosildenafil

Molecular Formula: C23H32N6O4S

Molecular Weight: 488.6

CAS No.: 642928-07-2

QS041404

Sildenafil Impurity D

Molecular Formula: C17H19ClN4O4S

Molecular Weight: 410.88

CAS No.: 139756-22-2

QS041405

Sildenafil Impurity E

Molecular Formula: C18H24N4O2

Molecular Weight: 328.41

CAS No.: [NA]

QS041406

Sildenafil Impurity F

Molecular Formula: C17H20N4O2

Molecular Weight: 312.37

CAS No.: 139756-21-1

QS050100

Selamectin

Molecular Formula: C43H63NO11

Molecular Weight: 769.96

CAS No.: 220119-17-5; 165108-07-6

QS050101

Selamectin EP Impurity A

Molecular Formula: C43H63NO12

Molecular Weight: 785.96

CAS No.: 165108-08-7

QS050102

Selamectin Impurity 2

Molecular Formula: C43H61NO11

Molecular Weight: 767.94

CAS No.: 165108-09-8

QS050103

Selamectin EP Impurity C

Molecular Formula: C36H51NO8

Molecular Weight: 625.79

CAS No.: NA

QS050104

Selamectin EP Impurity D

Molecular Formula: C50H75NO14

Molecular Weight: 914.13

CAS No.: 301849-46-7

QS050105

Selamectin EP Impurity B

Molecular Formula: C43H61NO11

Molecular Weight: 767.96

CAS No.: NA

QS050301

Secnidazole Impurity 1

Molecular Formula: C8H11N3O4

Molecular Weight: 213.19

CAS No.: NA

QS050302

Secnidazole Impurity 2

Molecular Formula: C8H11N3O4

Molecular Weight: 213.19

CAS No.: NA

QS050303

Secnidazole Impurity 3

Molecular Formula: C7H11N3O3

Molecular Weight: 185.18

CAS No.: 56750-04-0

QS050304

Secnidazole Impurity 4

Molecular Formula: C7H11N3O3

Molecular Weight: 185.18

CAS No.: 39893-64-6

QS050305

Secnidazole Impurity 5

Molecular Formula: C7H11N3O3

Molecular Weight: 185.18

CAS No.: NA

QS050700

Selegiline hydrochloride

Molecular Formula: C13H17N HCl

Molecular Weight: 187.28 36.46

CAS No.: 14611-52-0;14611-51-9(free base)

QS050703

Controlled Substance(Selegiline hydrochloride EP Impurity C;Phenylpropanolamine)

Molecular Formula: C9H13NO

Molecular Weight: 151.21

CAS No.: 154-41-6(HCl salt)

QS050704

Selegiline hydrochloride EP Impurity D;Desmethylselegiline

Molecular Formula: C12H15N

Molecular Weight: 173.25

CAS No.: 56862-28-3;115586-38-4(HCl salt)

QS050705

Selegiline hydrochloride EP Impurity E

Molecular Formula: C13H17N

Molecular Weight: 187.28

CAS No.: 4528-51-2

QS050707

Selegiline hydrochloride EP Impurity G

Molecular Formula: C13H18ClN

Molecular Weight: 223.74

CAS No.: NA

QS050708

Selegiline hydrochloride Impurity 8

Molecular Formula: C11H17N.HCl

Molecular Weight: 163.26 36.46

CAS No.: NA

QS050709

Selegiline hydrochloride Impurity 9

Molecular Formula: C13H18ClN

Molecular Weight: 223.74

CAS No.: NA

QS050710

(RS)-Selegiline hydrochloride

Molecular Formula: C13H17N HCl

Molecular Weight: 187.28 36.46

CAS No.: NA

QS050711

Selegiline hydrochloride Impurity 11

Molecular Formula: C13H18ClN

Molecular Weight: 223.74

CAS No.: NA

QS050900

Spermidine

Molecular Formula: C7H19N3

Molecular Weight: 145.25

CAS No.: 124-20-9;334-50-9(3HCl salt)

QS050970

Spermine

Molecular Formula: C10H26N4

Molecular Weight: 202.34

CAS No.: 71-44-3;306-67-2(4HCl salt)

QS051200

Selpercatinib

Molecular Formula: C29H31N7O3

Molecular Weight: 525.6

CAS No.: 2152628-33-4

QS051300

Selenium disulfide

Molecular Formula: S2Se

Molecular Weight: 143.09

CAS No.: 7488-56-4


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