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SINCO PHARMACHEM INC.
364 E Main Street Suite 1004 Middletown, DE 19709
Tel：+01 (302) 314 9524
sales@sincopharmachem.com

Strategical Partner:
SHENZHEN PHYSTANDARD BIO-TECH CO., LTD.
3rd Floor D Block QingChuang City Pink Town MinKang Road 292, MinZhi Street, LongHua, ShenZhen, GuangDong, China 518131
Tel: +86 755 8178 9528 Email: info@phystandard.com
www.phystandard.com.cn

Sildenafil

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Sildenafil

Sildenafil Impurity 13
CAT #: S15486
CAS #: 133261-07-1
M.F : C10H16N2O2
M.W : 196.25

Sildenafil Impurity 24
CAT #: S16854
CAS #: 1971915-89-5
M.F : C19H24N4O5S
M.W : 420.48

Sildenafil Impurity 25
CAT #: S16914
CAS #: 200575-15-1
M.F : C22H32N6O5S
M.W : 492.6

Sildenafil Impurity 15 Trihydrate
CAT #: S18082
CAS #: 87749-50-6
M.F : C16H36N F 3×H2O
M.W : 242.47 19 3×18.02

Sildenafil Impurity 26
CAT #: P18161
CAS #: 911715-34-9
M.F : C9H14N4O3
M.W : 226.24

Sildenafil Impurity 29
CAT #: S18485
CAS #: 2021224-02-0
M.F : C9H10O6S
M.W : 246.23

Sildenafil Impurity 31
CAT #: S03003
CAS #: 139756-02-8
M.F : C8H14N4O
M.W : 182.23

Sildenafil EP Impurity F-d8
CAT #: S42740
CAS #: 1185168-06-2
M.F : C21H20D8N6O4S
M.W : 468.6

N-Nitroso Sildenafil Formate
CAT #: S48622
CAS #: N/A
M.F : C22H29N7O5S CH2O2
M.W : 503.58 46.02

N,N-Dinitroso Sildenafil EP Impurity F
CAT #: S48645
CAS #: N/A
M.F : C21H26N8O6S
M.W : 518.55

Sildenafil-d3
CAT #: S49141
CAS #: 1126745-90-1
M.F : C22H27D3N6O4S
M.W : 477.60

Sildenafil-d8
CAT #: S49142
CAS #: 951385-68-5
M.F : C22H22D8N6O4S
M.W : 482.63

Sildenafil Impurity 36
CAT #: S50871
CAS #: 503064-95-7
M.F : C8H14N4O
M.W : 182.23

Sildenafil Impurity 37
CAT #: S50872
CAS #: 476687-46-4
M.F : C8H14N4O
M.W : 182.23

Sildenafil Impurity 38
CAT #: S50873
CAS #: 3055404-64-0
M.F : C8H14N4O
M.W : 182.23

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