Chicago Discovery Solutions · Acetazolamide Impurity E C4H5N3O4S2 83 CDS-1083 80495-47-2...

No. Catalog No. CAS RN Chemical Name (IUPAC Name) Molecular Formula Chemical Structure

1 CDS-1001 63618-03-13-Benzyl-3-

azabicyclo[3.1.0]hexane-1-carboxylic acid

C13H15N2

2 CDS-1002 63618-04-2 3-Azabicyclo[3.1.0]hexane-1-carboxylic acid C6H9NO2

3 CDS-1003 63618-07-5Ethyl 3-benzyl-3-

azabicyclo[3.1.0]hexane-1-carboxylate

C15H19NO2

4 CDS-1004 134574-95-1(3-Benzyl-3-

azabicyclo[3.1.0]hexan-1-yl)methanamine

C13H18N2

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Search words: Azabicyclo Hexanes, benzyl azabicyclo [3.1.0]hexane carboxylic acid, benzyl azabicyclo [3.1.0]hexane carboxylate, benzyl azabicyclo [3.1.0]hexane methanamine, hexane-6-amine

Azabicyclo [3.1.0]Hexanes

N

COOH

HN

COOH

N

COOCH2CH3

N

NH2

5 CDS-1005 63618-09-7 Ethyl-3-azabicyclo[3.1.0]hexane-1-carboxylate C8H13NO2

6 CDS-1006 no CAS# 3-Azabicyclo[3.1.0]hexan-1-ylmethanamine C6H12N2

7 CDS-1024 151860-17-2 (1R,5S,6S)-3-Benzyl-3-azabicyclo[3.1.0]hexan-6-amine C12H16N2

8 CDS-1025 174456-76-9(1S,5R,6R)-Ethyl 3-benzyl-3-aza-

bicyclo[3.1.0]hexane-6-carboxylate

C15H19NO2

9 CDS-1026 174456-80-5(1S,5R,6R)-3-Benzyl-3-aza-

bicyclo[3.1.0]hexane-6-carboxylic acid

C13H15NO2

10 CDS-1027 134575-07-8((1S,5R,6R)-3-Benzyl-3-aza-

bicyclo[3.1.0]hexan-6-yl)methanol

C13H17NO

11 CDS-1028 134575-08-9(1S,5R,6R)-3-Benzyl-3-aza-

bicyclo[3.1.0]hexane-6-carbaldehyde

C13H15NO

HN

COOCH2CH3

HN

NH2

N

H

H

NH2

N

H

H

COOCH2CH3

N

H

H

COOH

N

H

HOH

N

H

H

CHO

12 CDS- 1029 134575-10-3((1R,5S,6R)-3-Benzyl-3-aza-

bicyclo[3.1.0]hexan-6-yl)methanamine

C13H18N2

13 CDS-1030 134575-11-4t-Butyl-((1R,5S,6R)-3-benzyl-3-

aza-bicyclo[3.1.0]hexan-6-yl)methylcarbamate

C18H26N2O2

14 CDS-1031 134575-12-5 (1S,5R,6R)-6-(Boc-aminomethyl)-3-azabicyclo[3.1.0]hexane C11H20N2O2

15 CDS-1032 185561-91-5(1S,5R,6R)-1-(3-Aza-

bicyclo[3.1.0]hex-6-yl)-methanol hydrochloride

C6H12ClNO

16 CDS-1033 no CAS#(1S,5R,6R)-3-Benzyl-6-(methoxymethyl)-3-aza-

bicyclo[3.1.0]hexaneC14H19NO

17 CDS-1007 627064-73-7(R)-Methyl 2-(2-

(benzylthio)ethylamino)-2-phenylacetate

C18H21NO2S

Search words: Urea, benzylthio and thiomorpholin-3-one, butylquinolin, nitrophenol, ethylamino, phenylethanol

Substituted Ureas and Heterocycles

N

H

HNH2

N

H

HNHBoc

HN

H

HNHBoc

HN

H

HOH

N

H

HOCH3

NH

COOCH3

S C6H5

C6H5

18 CDS-1008 627064-75-9 (R)-2-(2-(Benzylthio)ethylamino)-2-phenylethanol C17H21NOS

19 CDS-1009 627064-71-5 (R)-4-(2-Hydroxy-1-phenylethyl)thiomorpholin-3-one C12H15NO2S

20 CDS-1010 52794-00-0 7-tert-Butylquinolin-8-ol C13H15NO

21 CDS-1011 18515-04-3 2-tert-Butyl-6-nitrophenol C10H13NO3

22 CDS-1012 no CAS# 1,3-Bis(2,2-difluoro-2-phenylethyl)urea C17H16F4NO

23 CDS-1013 108661-89-8 (2-Bromo-1,1-difluoroethyl) benzene C8H7BrF2

24 CDS-1014 39625-10-0 2,2-Difluoro-2-phenylethanamine hydrochloride C8H10ClF2N

25 CDS-1015 no CAS# 1-Phenethyl-3-(4-phenylbutyl)urea C19H24N2O

NH

CH2OH

S C6H5

C6H5

NS

O

C6H5

CH2OH

NH3C

CH3H3C OH

NO2H3C

CH3H3C OH

NH

O

NHF F F F

BrF F

NH

O

NH

NH2F F •HCl

26 CDS-1016 1089652-55-0 1,3-Bis(4-fluorophenethyl)urea C17H18F2NO

27 CDS-1017 1089565-03-6 1-(4-Fluorophenethyl)-3-phenethylurea C17H19FN2O

28 CDS-1018 95864-27-0 Phenethyl-2,2-d2-amine hydrochloride, 98 atom % D C8H10D2ClN

29 CDS-1019 no CAS# Phenethyl-1,1-d2-amine hydrochloride, 98 atom % D C8H10D2ClN

30 CDS-1020 no CAS# Phenethyl-1,1,2,2-d4-amine hydrochloride, 98 atom % D C8H8D4ClN

Search words: Deuterated phenyl ethyl amine, phenylethyl d2 amine, phenylethyl d4 amine hydrochloride

Deuterated Compounds

Fluorinated Compounds

Search Words: Fluorinated, difluoro fluoro phenyl propan amine, phenylpropan, propanamine hydrochloride

NH

O

NH

F F

NH

O

NH

F

NH2D D •HCl

NH2

D D

•HCl

NH2

D D

D D •HCl

31 CDS-1021 no CAS# 3,3-Difluoro-3-phenylpropan-1-amine hydrochloride C9H12ClF2N

32 CDS-1022 no CAS#3,3-Difluoro-3-(4-

fluorophenyl)propan-1-amine hydrochloride

C9H11ClF3N

33 CDS-1023 no CAS# 2,2-Difluoro-3-phenylpropan-1-amine hydrochloride C9H12ClF2N

34 CDS-1034 711017-40-2 1-(2-Bromo-1,1-difluoroethyl)-4-chlorobenzene C8H6BrClF2

35 CDS-1035 762292-69-3 1-(2-Bromo-1,1-difluoroethyl)-4-fluorobenzene C8H6BrF3

36 CDS-1036 1254038-52-2 1-(2-Bromo-1,1-difluoroethyl)-4-(trifluoromethyl)benzene C9H6BrF5

37 CDS-1037 762292-70-6 1-(2-Bromo-1,1-difluoroethyl)-4-methoxybenzene C9H9BrF2O

NH2

F F

•HCl

NH2

F F

F•HCl

NH2F F •HCl

Cl

BrF F

F

BrF F

F3C

BrF F

H3CO

BrF F

38 CDS-1038 56071-86-42-(4-Chlorophenyl)-2,2-

difluoroethanamine hydrochloride

C8H9Cl2F2N


fluorophenyl)ethanamine hydrochloride

C8H9ClF3N

40 CDS-1040 1254038-61-32,2-Difluoro-2-(4-

(trifluoromethyl)phenyl) ethanamine hydrochloride

C9H9ClF5N


methoxyphenyl)ethanamine hydrochloride

C9H12ClF2NO

42 CDS-1042 no CAS#3-(4-Chlorophenyl)-3,3-difluoropropan-1-amine

hydrochlorideC9H11Cl2F2N

43 CDS-1043 1242643-05-5 1-(3-Bromo-1,1-difluoropropyl)-4-fluorobenzene C9H8BrF3

44 CDS-1044 no CAS # 1-(3-Bromo-1,1-difluoropropyl)-4-chlorobenzene C9H8BrClF2

45 CDS-1045 1254038-65-7 1,3-Bis(2-(4-chlorophenyl)-2,2-difluoroethyl)urea C17H14Cl2F4N2O

H3C

NH2F F •HCl

F

NH2F F •HCl

F3C

NH2F F •HCl

H3CO

NH2F F •HCl

Cl

F F

NH2•HCl

F

F F

Br

Cl

F F

Br

NH

O

NH

Cl Cl

F F F F

46 CDS-1046 no CAS# 1,3-Bis(2,2-difluoro-2-(4-fluorophenyl)ethyl)urea C17H14F6N2O

47 CDS-1047 1254038-64-6 1,3-Bis(2,2-difluoro-2-(4-(trifluoromethyl)phenyl)ethyl)urea C19H14F10N2O

48 CDS-1048 no CAS# 1,3-Bis(2,2-difluoro-2-(4-methoxyphenyl)ethyl)urea C19H20F4N2O3

49 CDS-1049 no CAS# 1-(4-Chlorophenethyl)-3-(4-fluorophenethyl)urea C17H18ClFN2O

50 CDS-1050 no CAS# 1-(4-Fluorophenethyl)-3-(4-methoxyphenethyl)urea C18H21FN2O2

51 CDS-1051 423184-29-6 1-Bromo-3-(4-fluorophenyl)propan-2-one C9H8BrFO

52 CDS-1052 1260795-16-11-Bromo-3-(4-

(trifluoromethyl)phenyl)propan-2-one

C10H8BrF3O

53 CDS-1053 no CAS# 1-(3,5-Bis(trifluoromethyl)phenyl)-3-bromopropan-2-one C11H7BrF6O

NH

O

NH

F F

F F F F

NH

O

NH

F3C CF3

F F F F

NH

O

NH

H3CO OCH3

F F F F

NH

O

NH

Cl Cl

NH

O

NH

H3CO OCH3

F

BrO

F3C

BrO

BrO

F3C

CF3

54 CDS-1054 no CAS# 1-(3-Bromo-2,2-difluoropropyl)-4-fluorobenzene C9H8BrF3

55 CDS-1055 no CAS# 1-(3-Bromo-2,2-difluoropropyl)-4-(trifluoromethyl)benzene C10H8BrF5

56 CDS-1056 no CAS# 1-(3-Bromo-2,2-difluoropropyl)-3,5-bis(trifluoromethyl)benzene C11H7BrF8


fluorophenyl)propan-1-amine hydrochloride

C9H11ClF3N


(trifluoromethyl)phenyl)propan-1-amine hydrochloride

C10H11ClF5N

59 CDS-1059 no CAS#3-(3,5-Bis(trifluoromethyl)phenyl)-

2,2-difluoropropan-1-amine hydrochloride

C11H10ClF8N

60 CDS-1060 1254038-53-3 4-(2-Bromo-1,1-difluoroethyl)-1,2-difluorobenzene C8H5BrF4

61 CDS-1061 1254038-55-5 1-(2-Bromo-1,1-difluoroethyl)-3,5-difluorobenzene C8H5BrF4

F

BrF F

F3C

BrF F

BrF3C

CF3

F F

F

NH2F F •HCl

F3C

NH2F F •HCl

NH2F3C

CF3

F F •HCl

BrF F

FF

BrF F

F

F

62 CDS-1062 no CAS# 1-(2-Bromo-1,1-difluoroethyl)-3-chloro-5-fluorobenzene C8H5BrClF3

63 CDS-1063 no CAS# 1-(2-Bromo-1,1-difluoroethyl)-2,3-difluorobenzene C8H5BrF4

64 CDS-1064 73790-21-32,2-Difluoro-2-(3,4-

difluorophenyl)ethanamine hydrochloride

C8H8ClF4N

65 CDS-1065 1254038-63-52,2-Difluoro-2-(3,5-


C8H8ClF4N

66 CDS-1066 no CAS# 2-(3-Chloro-5-fluorophenyl)-2,2-difluoroethanamine hydrochloride C8H8Cl2F3N

67 CDS-1067 no CAS#2,2-Difluoro-2-(2,3-


C8H8ClF4N

68 CDS-1068 851513-74-1 2-(3-(Trifluoromethyl)phenyl)-4,5-dihydrooxazole C10H8F3NO

BrF F

Cl

F

BrF F

FF

NH2F F

FF

•HCl

NH2F F

F

F•HCl

NH2F F

Cl

F•HCl

NH2F F

FF

•HCl

CF3N

O

69 CDS-1069 944317-92-4 4-Isopropyl-2-bromo-5-fluoroanisole C10H12BrFO

70 CDS-1070 no CAS# 1-Fluoro-4-iodo-2-isopropyl-5-methoxybenzene C10H12FIO

71 CDS-1071 no CAS# 4-(trifluoromethyl)biphenyl-2-yl]-4,5-dihydrooxaole C16H12F3NO

72 CDS-1072 no CAS#[4'-Methyl)-4-

(trifluoromethyl)biphenyl-2-yl]-4,5-dihydrooxaole

C17H14F3NO

73 CDS-1073 851439-14-03,4-Dimethyl-5-[2-(4-piperazin-1-yl-phenylamino)-pyrimidin-3-yl]-

3H-thiazol-2-oneC19H23ClN6OS

Thiazol-2-one Compounds

Search Words: thiazolinone, methyl

H3CO

Br

F

CH3

CH3

H3CO

I

F

CH3

CH3

N

N

NH

N

S

CH3

CH3

O

NNH

F3CO

N

CH3

F3CO

N

74 CDS-1074 32497-14-6 4-methyl-5-acetyl-thiazol-2-one C6H7NO2S

75 CDS-1075 no CAS# 5-(3-dimethylamino-acrylol)-3,4-dimethyl-3H-thiazol-2-one C10H14N2O2S

76 CDS-1076 no CAS# N-[4-(4-acetyl-piperazin-1-yl)-phenyl]-guanidine nitrate C13H19N5O

77 CDS-1077 693230-06-7 N-[4-(4-acetylpiperazin-1-yl)-phenyl]-guanidine C13H19N5O

Impurity Drugs - Acetazolamide Impurities Compounds

Search Words: guanidine, acetyl-piperazine

Phenyl-guanidine Compounds

S

HNO

CH3

H3CO

SN

O

CH3

O

NCH3

H3C

CH3

•HNO3

NN

NH

NH

H2N

O

CH3

NN

NH

NH

H2N

O

CH3

78 CDS-1078 no CAS# Acetazolamide Impurity A C4H4ClN3OS

79 CDS-1079 no CAS# Acetazolamide Impurity B C4H5N3OS

80 CDS-1080 no CAS# Acetazolamide Impurity C C4H5N3OS2

81 CDS-1081 no CAS# Acetazolamide Impurity D C2H4N4O2S2

82 CDS-1082 827026-60-82-Acetylamino-5-sulfo-1,3,4-

thiadiazole; Acetazolamide Impurity E

C4H5N3O4S2

83 CDS-1083 80495-47-2Bis(5-acetylamino-1,3,4-

thiadiazole-2-sulfonyl)amine; Acetazolamide Impurity F

C8H9N7O6S4

84 CDS-1084 no CAS# Acetazolamide Impurity G C2H3N3S2

Search Words: thiadiazole, acetazolamide, impurities

CC0651 Derivatives

S

NN

NH

O

CH3Cl

S

NN

NH

O

CH3

S

NN

HS NH

O

CH3

S

NN

SNH2O

OH2N

SN

N

S NH

S

N N

SNH

OCH3

HN

O

H3C

OO

OO

NN

SS NH

O

H3C

O

O

HO

S

NN

Cl NH2

85 CDS-1085; CC0651 1319207-44-7

CC0651; (2R,3S,4S)-5-[3',5'-

dichlorobiphenyl-4-yl)-2,3-dihydroxy-4-(2-

methoxyacetamido)pentanoic acid

C20H21Cl2NO6

86 CDS-1086 no CAS# C25H29Cl2NO6

87 CDS-1087 no CAS#(S)-2-(t-Butoxycarbonylamino)-3-

(4-phenyltriflate)-propanoic methyl ester

C16H20F3NO7S

88 CDS-1088 no CAS#(S)-2-(t-Butoxycarbonylamino)-3-(4-[3,5-dichlorophenyl]phenyl)-

propanoic methyl esterC21H23Cl2NO4

Search Words: pentanoic acid, propanoic methyl ester, t-butoxycarbonylamino

HO

O

Cl

Cl

OH

OH NH

O

OCH3

O

Cl

Cl

O

O NH

CH3OH3C

OOCH3

H3C

H3CO

O

O

NHO

OH3C

CH3

H3CSO

O CF3

H3CO

O

NHO

OH3C

CH3

H3CCl

Cl


propanolC20H23Cl2NO3


propanalC20H21Cl2NO3

91 CDS-1091 no CAS#(S)-4-(t-Butoxycarbonylamino)-5-[4-[3,5-dichlorophenyl]phenyl)-2-

pentenoic acid ethyl esterC24H27Cl2NO4

92 CDS-1092 no CAS#(2R,3S,4S)-2,3-bis(oxidanyl)-4-(t-butoxycarbonylamino)-5-[4-[3,5-

dichloropheny]phenyl)-2-pentanoic acid ethyl ester

C24H29Cl2NO6


HONHO

OH3C

CH3

H3CCl

Cl

HNHO

OH3C

CH3

H3CCl

Cl

O

NHO

OH3C

CH3

H3CCl

Cl

O

O

H3C

NHO

OCH3H3C

CH3

Cl

Cl

O

O

H3C

OH

OH

NHO

OCH3H3C

CH3

Cl

Cl

O

O

H3C

O

O

CH3H3C


95 CDS-1095 no CAS# C25H31NO6

96 CDS-1096 no CAS#(S)-2-(t-Butoxycarbonylamino)-3-(biphenyl-4-yl)-propanoic methyl

esterC21H25NO4

97 CDS-1097 no CAS# (S)-2-(t-Butoxycarbonylamino)-3-(biphenyl-4-yl)-propan-1-ol C20H25NO3

98 CDS-1098 no CAS# (S)-2-(t-Butoxycarbonylamino)-3-(biphenyl-4-yl)-propanal C20H23NO3

NH2 Cl

Cl

O

O

H3C

O

O

CH3H3C

O

O

O NH

CH3OH3C

OOCH3

H3C

H3CO

O

NHO

OH3C

CH3

H3C

HONHO

OH3C

CH3

H3C

HNHO

OH3C

CH3

H3C

O

99 CDS-1099 no CAS#(S)-4-(t-Butoxycarbonylamino)-5-(biphenyl-4-yl)-2-pentenoic acid

ethyl esterC24H29NO4

100 CDS-1100 no CAS# CC9653 C23H25Cl2NO6

101 CDS-1101 no CAS# CC8993 C21H23Cl2NO6

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NHO

OH3C

CH3

H3C

O

O

H3C

HN

Cl

Cl

HO

O

OO CH3H3C

OO

H3C

HNO

Cl

ClOCH3

H3CO

O

OH

OH

Chicago Discovery Solutions · Acetazolamide Impurity E C4H5N3O4S2 83 CDS-1083 80495-47-2...

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