药物杂质对照品

苯醚甲环唑杂质3

Difenoconazole Impurity 3

CAS: CATO-C3D-263029

现货 97%+

其他杂质杂质45

Methyl (R)-4-Nitro-3-((oxiran-2-ylmethyl)amino)benzoate

CAS: CATO-C3D-263045

现货 ≥95%

地非法林制备分离杂质91

Difelikefalin Preparation and Separation of Impurity 91

CAS: CATO-C3D-263091

现货 97%+

甲酚曲唑三硅氧烷USP相关杂质D

Drometrizole Trisiloxane USP Related Compound D

CAS: 2514602-12-9

现货 97%+

虎杖甙杂质1

Polydatin Impurity 1

CAS: 3009113-18-9

现货 >95%

168项目定制杂质1

CAS: CATO-C3D-263214

现货 97%+

其他杂质杂质263231

Others Impurity 263231

CAS: CATO-C3D-263231

现货 97%+

DA-302168S杂质1

DA-302168S Impurity 1

CAS: CATO-C3D-263268

现货 97%+

DA-302168S杂质2

DA-302168S Impurity 2

CAS: CATO-C3D-263269

现货 97%+

DA-302168S杂质3

DA-302168S Impurity 3

CAS: CATO-C3D-263270

现货 97%+

派利鲁胺杂质N88盐酸盐

Pyrilutamide Impurity N88盐酸盐

CAS: 1542258-18-3 (free base)

现货 ≥95%

N-乙酰酪氨酸EP杂质B

N-Acetyltyrosine EP Impurity B

CAS: 17355-23-6

现货 >95%

ALPHA-原土霉素(土霉素EP杂质D)

Oxytetracycline EP Impurity D

CAS: 18695-01-7

现货 >90%

大观霉素EP杂质A 2盐酸盐

Spectinomycin EP Impurity A Dihydrochloride

CAS: 52049-70-4

现货 97%+

N-亚硝基氯环嗪EP杂质A

N-Nitroso Chlorcyclizine EP Impurity A

CAS: 16339-07-4

现货 >90%

N-亚硝基环磷酰胺EP杂质C

N-Nitroso Cyclophosphamide EP Impurity C

CAS: 67856-68-2

现货 97%+

N-亚硝基赛克力嗪EP杂质A-d4

N-Nitroso Cyclizine EP Impurity A-d4

CAS: 756524-88-6

现货 >95%

巴氨西林EP杂质F

Bacampicillin EP Impurity F

CAS: 52-66-4

现货 97%+

N-亚硝基托吡卡胺EP杂质A

N-Nitroso Tropicamide EP Impurity A

CAS: 13256-23-0

现货 >95%

2,4,6三甲氧基间苯三酚杂质

methyl 2,4,6-trimethoxybenzenesulfonate

CAS: CATO-C3D-4662

现货 >95%

4-（4-甲基-1-哌啶基）吡啶

Fludeoxyglucose(18F)EP Impurity D

CAS: 80965-30-6

现货 97%+

（停用，请询CP130862）肌苷未知杂质4

Inosine Unknow impurity 4

CAS: 2627-69-2

现货 >95%

α-酮戊二酸二聚体杂质

α-Ketoglutaric acid Dimer Impurity

CAS: CATO-C3D-5782

现货 >90%

N-亚硝基坦索罗辛杂质

N-Nitroso Tamsulosin Impurity (Mixture of Isomers)

CAS: CATO-C3D-5990

现货 >90%

舒林酸EP杂质D

Sulindac EP Impurity D

CAS: 134439-52-4

现货 >95%

(2R,3S,5R)-5-(2,6-二氨基-9H-嘌呤-9-基)-2-(羟甲基)四氢呋喃-3-醇

Cladribine EP Impurity A

CAS: 4546-70-7

现货 >95%

DTPA杂质1

DTPA Impurity 1

CAS: 27825-74-7

现货 97%+

红霉素EP杂质B

Erythromycin EP Impurity B

CAS: 992-62-1

现货 >90%

红霉素杂质10(环酯红霉素)

Erythromycin Impurity 10(Davercin)

CAS: 55224-05-0

现货 >85%

红霉素杂质12

Erythromycin Impurity 12

CAS: CATO-C4X-100112

现货 97%+

红霉素杂质13

Erythromycin Impurity 13

CAS: 58781-38-7

现货 >90%

红霉素EP杂质H（红霉素A氮氧化物）

Erythromycin EP Impurity H（Erythromycin A N-oxide）

CAS: 992-65-4

现货 >90%

红霉素EP杂质I（红霉糖胺）

Erythromycin EP Impurity I（Erythralosamine）

CAS: 546-57-6

现货 >90%

红霉素EP杂质E

Erythromycin EP Impurity E

CAS: 33396-29-1

现货 >95%

红霉素 EP 杂质 J

Erythromycin EP Impurity J

CAS: 105900-46-7

现货 >90%

红霉素杂质23

Erythromycin Impurity 23

CAS: 226086-79-9

现货 >90%

红霉素杂质26

Erythromycin Impurity 26

CAS: 13483-18-6

现货 >80%

红霉素EP杂质D

Erythromycin EP Impurity D

CAS: 23893-13-2

现货 >90%

红霉素杂质33

Erythromycin Impurity 33

CAS: CATO-C4X-100133

现货 97%+

红霉素EP杂质L

Erythromycin EP Impurity L

CAS: 127955-44-6

现货 >93%

红霉素杂质38

Erythromycin Impurity 38

CAS: CATO-C4X-100138

现货 97%+

红霉素杂质39

Erythromycin Impurity 39

CAS: CATO-C4X-100139

现货 97%+

红霉素杂质40

Erythromycin Impurity 40

CAS: CATO-C4X-100140

现货 >95%

红霉素杂质41

Erythromycin Impurity 41

CAS: 33275-72-8

现货 >95%

红霉素EP杂质N

Erythromycin EP Impurity N

CAS: 3225-82-9

现货 >90%

红霉素EP杂质K

Erythromycin EP Impurity K

CAS: 33442-56-7

现货 >90%

红霉素EP杂质M

Erythromycin EP Impurity M

CAS: 616234-56-1

现货 >90%

红霉素杂质45

Erythromycin Impurity 45

CAS: 1094780-33-2

现货 97%+

红霉素杂质46

Erythromycin Impurity 46

CAS: CATO-C4X-100146

现货 97%+

红霉素4’-甲基杂质48

Erythromycin 4’-

CAS: 200802-92-2

现货 97%+

红霉素N-去二甲基杂质49

Erythromycin Impurity 49

CAS: 229318-98-3

现货 97%+

红霉素EP杂质F

Erythromycin EP Impurity F

CAS: 105882-69-7

现货 >95%

红霉素13-甲基杂质50

Erythromycin Impurity 50

CAS: 37152-22-0

现货 97%+

N-亚硝基红霉素EP杂质B

N-Nitroso Erythromycin EP Impurity B

CAS: CATO-C4X-100151

现货 >95%

琥乙红霉素杂质52

Erythromycin ethylsuccinate Impurity 52

CAS: CATO-C4X-100152

现货 >90%

红霉素杂质53

Erythromycin Impurity 53

CAS: CATO-C4X-100153

现货 ≥90%

红霉素杂质56

Erythromycin impurity 56

CAS: CATO-C4X-100156

现货 97%+

N-亚硝基红霉素杂质57

N-Nitroso Erythromycin impurity 57

CAS: CATO-C4X-100157

现货 97%+

红霉素杂质58

Erythromycin impurity 58

CAS: 145259-56-9

现货 97%+

红霉素EP杂质C

Erythromycin EP Impurity C

CAS: 41451-91-6

现货 >90%

红霉素杂质63

Erythromycin impurity 63

CAS: CATO-C4X-100163

现货 97%+

硫氰酸红霉素杂质B肟化衍生物

Erythromycin Sulfonamide Impurity B Oxime Derivative

CAS: 231620-64-7

现货 97%+

硫氰酸红霉素杂质A 肟化衍生物

Erythromycin Thiosulfinate Impurity A Oxime Derivative

CAS: CATO-C4X-100165

现货 97%+

硫氰酸红霉素杂质B还原衍生物

Erythromycin thiocyanate impurity B reduced derivative

CAS: CATO-C4X-100166

现货 97%+

硫氰酸红霉素杂质C还原衍生物

Erythromycin thiocyanate impurity C reduced derivative

CAS: CATO-C4X-100167

现货 97%+

硫氰酸红霉素杂质A 还原衍生物

Erythromycin thiocyanate impurity A reduced derivative

CAS: CATO-C4X-100168

现货 97%+

红霉素EP杂质A

Erythromycin EP Impurity A

CAS: 82230-93-1

现货 >90%

硫氰酸红霉素杂质C重排衍生物

Erythromycin Impurity 72

CAS: CATO-C4X-100172

现货 97%+

硫氰酸红霉素杂质A 重排衍生物

Erythromycin thiocyanate impurity A rearranged derivative

CAS: CATO-C4X-100173

现货 97%+

硫氰酸红霉素杂质B重排衍生物

Erythromycin thiocyanate impurity B rearranged derivative

CAS: CATO-C4X-100174

现货 97%+

红霉素杂质75

Erythromycin impurity 75

CAS: 15797-36-1

现货 97%+

红霉素杂质76

Erythromycin impurity 76

CAS: 34698-88-9

现货 97%+

克拉霉素EP杂质I

Clarithromycin EP Impurity I

CAS: 118058-74-5

现货 >95%

克拉霉素EP杂质E

Clarithromycin EP Impurity E

CAS: 81103-14-2

现货 >95%

克拉霉素EP杂质F

Clarithromycin EP Impurity F

CAS: 128940-83-0

现货 >90%

克拉霉素EP杂质H

Clarithromycin EP Impurity H

CAS: 127140-69-6

现货 >90%

克拉霉素EP杂质A

Clarithromycin EP Impurity A

CAS: 124412-58-4

现货 >95%

克拉霉素杂质14

Clarithromycin impurity 14

CAS: 138109-92-9

现货 >90%

克拉霉素EP杂质P

Clarithromycin EP Impurity P

CAS: 123967-58-8

现货 >95%

克拉霉素杂质16(参见 C4X-100217)

Clarithromycin impurity 16(See C4X-100217)

CAS: CATO-C4X-100216

现货 97%+

克拉霉素EP杂质K

Clarithromycin EP Impurity K

CAS: 127157-35-1

现货 >95%

克拉霉素EP杂质B

Clarithromycin EP Impurity B

CAS: 299409-85-1

现货 >90%

克拉霉素杂质19

Clarithromycin Impurity 19

CAS: CATO-C4X-100219

现货 97%+

克拉霉素EP杂质J(罗红霉素EP杂质C)

Clarithromycin EP Impurity J(Roxithromycin EP Impurity C)

CAS: 111321-02-9

现货 >90%

克拉霉素杂质20

Clarithromycin Impurity 20

CAS: 118074-07-0

现货 >95%

克拉霉素杂质21

Clarithromycin Impurity 21

CAS: CATO-C4X-100221

现货 97%+

克拉霉素杂质22

Clarithromycin Impurity 22

CAS: CATO-C4X-100222

现货 >95%

克拉霉素杂质23

Clarithromycin Impurity 23

CAS: 470-12-2

现货 >95%

克拉霉素杂质28

Clarithromycin Impurity 28

CAS: CATO-C4X-100228

现货 97%+

克拉霉素EP杂质J(罗红霉素EP杂质C)盐酸盐

Clarithromycin EP Impurity J(Roxithromycin EP Impurity C) HCl

CAS: 145645-54-1

现货 97%+

克拉霉素EP杂质C

Clarithromycin EP Impurity C

CAS: 127253-06-9

现货 >90%

克拉霉素EP杂质K盐酸盐

Clarithromycin EP Impurity K HCl

CAS: 127157-35-1（free base）

现货 97%+

克拉霉素杂质35

Clarithromycin Impurity 35

CAS: CATO-C4X-100235

现货 97%+

克拉霉素EP杂质L

Clarithromycin EP Impurity L

CAS: 127253-05-8

现货 >90%

克拉霉素EP杂质M

Clarithromycin EP Impurity M

CAS: 127182-43-8

现货 >95%

克拉霉素EP杂质D

Clarithromycin EP Impurity D

CAS: 101666-68-6

现货 >95%

克拉霉素EP杂质O

Clarithromycin EP Impurity O

CAS: 127252-80-6

现货 >90%

克拉霉素EP杂质G

Clarithromycin EP Impurity G

CAS: 127182-44-9

现货 >90%

克拉霉素EP杂质N

Clarithromycin EP Impurity N

CAS: 144604-03-5

现货 >95%

阿奇霉素EP杂质Q

Azithromycin EP Impurity Q

CAS: 2095879-65-3

现货 >95%