USA Office
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 53
CAT #: S00040-0001
CAS #: N/A
M.F : C19H22N4O4
M.W : 370.41

Sildenafil Impurity 51
CAT #: S00039-0001
CAS #: N/A
M.F : C18H19ClN4O3
M.W : 374.82

Sildenafil Impurity 50
CAT #: S00038-0001
CAS #: N/A
M.F : C21H26N6O3
M.W : 410.48

Sildenafil Impurity 49
CAT #: S00037-0001
CAS #: N/A
M.F : C40H46N10O6
M.W : 762.87

Sildenafil Impurity 48
CAT #: S00036-0001
CAS #: 2551307-52-7
M.F : C21H26N6OS2
M.W : 442.60

Sildenafil Impurity 47
CAT #: S00035-0001
CAS #: N/A
M.F : C36H38N10O2S4
M.W : 771.01

Sildenafil Impurity 46
CAT #: S00034-0001
CAS #: 1610830-81-3
M.F : C22H28N6OS2
M.W : 456.63

Acetildenafil
CAT #: S31568
CAS #: 831217-01-7
M.F : C25H34N6O3
M.W : 466.59

Sildenafil Impurity 18
CAT #: S31593
CAS #: 1446089-82-2
M.F : C28H34N6O4S
M.W : 550.68

Sildenafil Impurity 19
CAT #: S31625
CAS #: N/A
M.F : C21H29N7O3S2
M.W : 491.64

Sildenafil Impurity 32(Homosildenafil)
CAT #: S31569
CAS #: 642928-07-2
M.F : C23H32N6O4S
M.W : 488.61

Hydroxythiohomosildenafil
CAT #: S31574
CAS #: 479073-82-0
M.F : C23H32N6O4S2
M.W : 520.68

Hydroxyacetildenafil
CAT #: S31577
CAS #: 147676-56-0
M.F : C25H34N6O4
M.W : 482.58

Sildenafil Impurity 20
CAT #: S31626
CAS #: 479073-86-4
M.F : C21H28N6O3S2
M.W : 476.61

Sildenafil Impurity 21
CAT #: S31628
CAS #: N/A
M.F : C25H34N6O3
M.W : 466.59

Total products , Page 7 of 10