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

Products

Home

Products

Cefazolin

Cefazolin Impurity 21

Cefazolin Impurity 21

CAT#:	C48149
Product Name:	Cefazolin Impurity 21
Synonyms:	ethyl 1,2,3,4-tetraazol-1-ylacetate
M.F:	C5H8N4O2
M.W:	156.14
CAS#:	26240-90-4
Specification:	10mg/vial

ADD TO CART

RELATED PRODUCTS

Cefazolin Sodium Salt
CAT #: C22217
CAS #: 27164-46-1
M.F .: C14H13N8O4S3. Na
M.W .: 453.50 22.99

Cefazolin EP Impurity K
CAT #: C22218
CAS #: 2410652-70-7
M.F .: C14H15N9O3S3
M.W .: 453.51

Cefazolin Impurity I
CAT #: C22219
CAS #: N/A
M.F .: C14H16N8O5S3
M.W .: 472.53

Cefazolin Impurity J
CAT #: C22220
CAS #: N/A
M.F .: C11H14N6O6S
M.W .: 358.33

Cefazolin-13C2-15N
CAT #: T60094
CAS #: NA
M.F : C1213C2H14N715NO4S3
M.W : 457.48

Cefazolin Impurity B
CAT #: C22222
CAS #: 2384108-14-7
M.F .: C16H20N4O4S3
M.W .: 428.55

Cefazolin Impurity G
CAT #: C22223
CAS #: 1172998-53-6
M.F .: C11H10N6O4S
M.W .: 322.30

Cefazolin EP Impurity E
CAT #: C22224
CAS #: 29490-19-5
M.F .: C3H4N2S2
M.W .: 132.21

Cefazolin Impurity (1H-Tetrazole-1-acetic acid)
CAT #: C22225
CAS #: 21732-17-2
M.F .: C3H4N4O2
M.W .: 128.09

Cefazolin EP Impurity A
CAT #: C22226
CAS #: 30246-33-4
M.F .: C11H12N4O3S3
M.W .: 344.44

Cefazolin Impurity D
CAT #: C22227
CAS #: 32510-61-5
M.F .: C13H14N6O6S
M.W .: 382.36

Cefazolin Impurity C
CAT #: C22228
CAS #: 56842-77-4
M.F .: C11H12N6O4S
M.W .: 324.32

Cefazolin USP Impurity C
CAT #: C22229
CAS #: 478494-71-2
M.F .: C11H12N6O5S
M.W .: 340.32

Cefazolin delta-4 Impurity
CAT #: C22230
CAS #: N/A
M.F .: C11H16N8O5S3
M.W .: 472.53

Tetrazolyl Acetamide Acetal
CAT #: C22231
CAS #: N/A
M.F .: C5H9N5O3
M.W .: 187.16

Cefazolin Impurity 1
CAT #: C22232
CAS #: N/A
M.F .: C13H17N3O7S
M.W .: 359.36

Cefazolin Impurity 2
CAT #: C22233
CAS #: N/A
M.F .: C13H17N3O6S
M.W .: 343.36

Cefazolin Sodium Impurity H
CAT #: C22234
CAS #: 957-68-6
M.F .: C10H12N2O5S
M.W .: 272.28

Cefazolin delta-3 Impurity
CAT #: C22235
CAS #: N/A
M.F .: C14H16N8O5S3
M.W .: 472.53

Cefazolin Impurity L
CAT #: C22236
CAS #: N/A
M.F .: C14H14N8O4S3
M.W .: 454.51

Cefazolin Impurity 4 (Dimeric 7-ACA)
CAT #: C03603
CAS #: 2416213-67-5
M.F : C18H20N4O8S2
M.W : 484.5

Cefazolin Impurity 3
CAT #: C15057
CAS #: NA
M.F : C11H12N6O5S
M.W : 340.31

Cefazolin Impurity 5
CAT #: C15058
CAS #: NA
M.F : C25H26N14O9S4
M.W : 794.81

Cefazolin Impurity 6
CAT #: C15059
CAS #: NA
M.F : C25H26N14O9S4
M.W : 794.81

Cefazolin Impurity 7
CAT #: C15060
CAS #: NA
M.F : C14H14N8O5S3
M.W : 470.5

Cefazolin-d2-15N
CAT #: T60093
CAS #: NA
M.F : C14H12N8O4S3D2
M.W : 457.52

Cefazolin Impurity 8
CAT #: C15579
CAS #: NA
M.F : C14H16N8O5S3
M.W : 472.5

Cefazolin EP Impurity J
CAT #: C15798
CAS #: 1675245-00-7
M.F : C11H12N6O5S
M.W : 340.31

Cefazolin Impurity D Triethylamine Salt
CAT #: C15983
CAS #: 115599-21-8
M.F : C13H14N6O6S C6H15N
M.W : 382.35 101.19

Cefazolin
CAT #: C16260
CAS #: 25953-19-9
M.F : C14H14N8O4S3
M.W : 454.5

Cefazolin Impurity 9
CAT #: C17086
CAS #: NA
M.F : C11H12N6O5S
M.W : 340.31

Cefazolin Impurity 10
CAT #: C17195
CAS #: 1675245-47-2
M.F : C5H9N5O3
M.W : 187.16

Cefazolin Impurity G HCl
CAT #: C41528
CAS #: 1172998-53-6(free base)
M.F : C11H10N6O4S HCl
M.W : 322.30 36.46

Cefazolin Impurity D HCl
CAT #: C41563
CAS #: 32510-61-5(free base)
M.F : C13H14N6O6S HCl
M.W : 382.36 36.46

Cefazolin Impurity 11
CAT #: C42284
CAS #: N/A
M.F : C25H24N12O6S6
M.W : 780.9

Cefazolin Impurity 12
CAT #: C42285
CAS #: N/A
M.F : C25H24N12O6S6
M.W : 780.9

Cefazolin Impurity 13
CAT #: C42286
CAS #: 1607841-65-5
M.F : C25H24N12O6S6
M.W : 780.9

Cefazolin Impurity 14
CAT #: C42287
CAS #: N/A
M.F : C28H28N16O8S6
M.W : 909

Cefazolin Impurity 18
CAT #: C48145
CAS #: 51500-15-3
M.F : C17H21N5O6S3
M.W : 487.56

Cefazolin Impurity 19
CAT #: C48146
CAS #: N/A
M.F : C19H20N6O6S4
M.W : 556.64

Cefazolin Impurity 20
CAT #: C48147
CAS #: N/A
M.F : C11H12N4O3S3
M.W : 344.42

Cefazolin Impurity 21
CAT #: C48149
CAS #: 26240-90-4
M.F : C5H8N4O2
M.W : 156.14

Cefazolin Impurity 22
CAT #: C49229
CAS #: 131722-58-2
M.F : C8H10N2O4S
M.W : 230.24