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Pharmaceutical Reference Standards

Ampicillin Trihydrate

Picture of Ampicillin Trihydrate
CAT No: SZ-A026000
CAS No: 7177-48-2
Mol.F. : C16H19N3O4S : 3H2O
Mol.Wt. : 349.4 : 3(18.0)
Inv. Status: In Stock
Rel. CAS No : 69-52-3 (Na salt) ; 7490-86-0 (Sulfate salt) ; 69-53-4 (free base)
SZ-A026000
CAS No:7177-48-2
Mol.F.: C16H19N3O4S : 3H2O
Mol.Wt.: 349.4 : 3(18.0)
Inv. Status: In Stock
Rel. CAS No : 69-52-3 (Na salt) ; 7490-86-0 (Sulfate salt) ; 69-53-4 (free base)

Ampicillin EP Impurity A

Picture of Ampicillin EP Impurity A
CAT No: SZ-A026001
CAS No: 551-16-6
Mol.F. : C8H12N2O3S
Mol.Wt. : 216.3
Inv. Status: In Stock
Rel. CAS No : 1203-85-6 (Na salt) ; 13833-83-5 (K salt) ; 35195-89-2 (Ca salt) ; 57218-58-3 (HCl salt)
SZ-A026001
CAS No:551-16-6
Mol.F.: C8H12N2O3S
Mol.Wt.: 216.3
Inv. Status: In Stock
Rel. CAS No : 1203-85-6 (Na salt) ; 13833-83-5 (K salt) ; 35195-89-2 (Ca salt) ; 57218-58-3 (HCl salt)

Ampicillin EP Impurity B

Picture of Ampicillin EP Impurity B
CAT No: SZ-A026002
CAS No: 19379-33-0
Mol.F. : C16H19N3O4S
Mol.Wt. : 349.4
Inv. Status: In Stock
Rel. CAS No : 2238812-60-5 (Na salt)
SZ-A026002
CAS No:19379-33-0
Mol.F.: C16H19N3O4S
Mol.Wt.: 349.4
Inv. Status: In Stock
Rel. CAS No : 2238812-60-5 (Na salt)

Ampicillin EP Impurity C

Picture of Ampicillin EP Impurity C
CAT No: SZ-A026003
CAS No: NA
Mol.F. : C16H19N3O4S
Mol.Wt. : 349.4
Inv. Status: In Stock
SZ-A026003
CAS No:NA
Mol.F.: C16H19N3O4S
Mol.Wt.: 349.4
Inv. Status: In Stock

Ampicillin EP Impurity D

Picture of Ampicillin EP Impurity D
CAT No: SZ-A026004
CAS No: 32746-94-4
Mol.F. : C16H21N3O5S
Mol.Wt. : 367.4
Inv. Status: In Stock
Rel. CAS No : 63492-99-9 (Na salt)
SZ-A026004
CAS No:32746-94-4
Mol.F.: C16H21N3O5S
Mol.Wt.: 367.4
Inv. Status: In Stock
Rel. CAS No : 63492-99-9 (Na salt)

Ampicillin EP Impurity E

Picture of Ampicillin EP Impurity E
CAT No: SZ-A026005
CAS No: 1207726-28-0
Mol.F. : C24H26N4O5S
Mol.Wt. : 482.6
Inv. Status: In Stock
SZ-A026005
CAS No:1207726-28-0
Mol.F.: C24H26N4O5S
Mol.Wt.: 482.6
Inv. Status: In Stock

Ampicillin EP Impurity F

Picture of Ampicillin EP Impurity F
CAT No: SZ-A026006
CAS No: 124774-48-7
Mol.F. : C15H21N3O3S
Mol.Wt. : 323.4
Inv. Status: In Stock
SZ-A026006
CAS No:124774-48-7
Mol.F.: C15H21N3O3S
Mol.Wt.: 323.4
Inv. Status: In Stock

Ampicillin EP Impurity G

Picture of Ampicillin EP Impurity G
CAT No: SZ-A026007
CAS No: 31485-02-6
Mol.F. : C16H14N2O2
Mol.Wt. : 266.3
Inv. Status: In Stock
SZ-A026007
CAS No:31485-02-6
Mol.F.: C16H14N2O2
Mol.Wt.: 266.3
Inv. Status: In Stock

Ampicillin EP Impurity H

Picture of Ampicillin EP Impurity H
CAT No: SZ-A026008
CAS No: 73200-73-4
Mol.F. : C10H8N2O
Mol.Wt. : 172.2
Inv. Status: In Stock
SZ-A026008
CAS No:73200-73-4
Mol.F.: C10H8N2O
Mol.Wt.: 172.2
Inv. Status: In Stock

Ampicillin EP Impurity I HCl

Picture of Ampicillin EP Impurity I HCl
CAT No: SZ-A026009
CAS No: NA
Mol.F. : C24H26N4O5S : HCl
Mol.Wt. : 482.6 : 36.5
Inv. Status: In Stock
Rel. CAS No : 10001-82-8 (free base)
SZ-A026009
CAS No:NA
Mol.F.: C24H26N4O5S : HCl
Mol.Wt.: 482.6 : 36.5
Inv. Status: In Stock
Rel. CAS No : 10001-82-8 (free base)

Ampicillin EP Impurity J

Picture of Ampicillin EP Impurity J
CAT No: SZ-A026010
CAS No: 6489-58-3
Mol.F. : C13H20N2O4S
Mol.Wt. : 300.4
Inv. Status: In Stock
Rel. CAS No : 20520-33-6 (Na salt) ; 50547-66-5 (K salt)
SZ-A026010
CAS No:6489-58-3
Mol.F.: C13H20N2O4S
Mol.Wt.: 300.4
Inv. Status: In Stock
Rel. CAS No : 20520-33-6 (Na salt) ; 50547-66-5 (K salt)

Ampicillin EP Impurity K

Picture of Ampicillin EP Impurity K
CAT No: SZ-A026011
CAS No: 40610-41-1
Mol.F. : C13H17NO3
Mol.Wt. : 235.3
Inv. Status: In Stock
SZ-A026011
CAS No:40610-41-1
Mol.F.: C13H17NO3
Mol.Wt.: 235.3
Inv. Status: In Stock

Ampicillin EP Impurity L

Picture of Ampicillin EP Impurity L
CAT No: SZ-A026012
CAS No: 875-74-1
Mol.F. : C8H9NO2
Mol.Wt. : 151.2
Inv. Status: Out of Stock
Rel. CAS No : 91224-38-3 (Sulfate salt) ; 25705-52-6 (HCl salt) ; 56337-83-8 (Sodium salt) ; 37661-32-8 (Potassium salt)
Rel. CAT No : SZ-C018002, SZ-C067002,
SZ-A026012
CAS No:875-74-1
Mol.F.: C8H9NO2
Mol.Wt.: 151.2
Inv. Status: Out of Stock
Rel. CAS No : 91224-38-3 (Sulfate salt) ; 25705-52-6 (HCl salt) ; 56337-83-8 (Sodium salt) ; 37661-32-8 (Potassium salt)

Ampicillin EP Impurity M Disodium Salt

Picture of Ampicillin EP Impurity M Disodium Salt
CAT No: SZ-A026013
CAS No: 94730-51-5
Mol.F. : C32H38N6O8S2 : 2(Na)
Mol.Wt. : 698.8 : 2(23.0)
Inv. Status: In Stock
Rel. CAS No : 62326-82-3 (free base)
SZ-A026013
CAS No:94730-51-5
Mol.F.: C32H38N6O8S2 : 2(Na)
Mol.Wt.: 698.8 : 2(23.0)
Inv. Status: In Stock
Rel. CAS No : 62326-82-3 (free base)

Ampicillin EP Impurity N (Dimer)

Picture of Ampicillin EP Impurity N (Dimer)
CAT No: SZ-A026014
CAS No: NA
Mol.F. : C32H40N6O9S2 : 3Na
Mol.Wt. : 716.8 : 3(23.0)
Inv. Status: In Stock
SZ-A026014
CAS No:NA
Mol.F.: C32H40N6O9S2 : 3Na
Mol.Wt.: 716.8 : 3(23.0)
Inv. Status: In Stock

Ampicillin Related Compound 1

Picture of Ampicillin Related Compound 1
CAT No: SZ-A026015
CAS No: 142975-48-2
Mol.F. : C11H10N2O3
Mol.Wt. : 218.2
Inv. Status: In Stock
SZ-A026015
CAS No:142975-48-2
Mol.F.: C11H10N2O3 
Mol.Wt.: 218.2
Inv. Status: In Stock

Ampicillin Oligomer 1 (trimer) Sodium Salt

Picture of Ampicillin Oligomer 1 (trimer) Sodium Salt
CAT No: SZ-A026016
CAS No: 94659-48-0
Mol.F. : C48H57N9O12S3 : 3Na
Mol.Wt. : 1048.2 : 3(23.0)
Inv. Status: In Stock
Rel. CAS No : 114977-84-3 (free base)
SZ-A026016
CAS No:94659-48-0
Mol.F.: C48H57N9O12S3 : 3Na
Mol.Wt.: 1048.2 : 3(23.0)
Inv. Status: In Stock
Rel. CAS No : 114977-84-3 (free base)

Ampicillin Decarboxylated Open Ring Dimer

Picture of Ampicillin Decarboxylated Open Ring Dimer
CAT No: SZ-A026021
CAS No: NA
Mol.F. : C31H40N6O7S2 : 2Na
Mol.Wt. : 672.8 : 2(23.0)
Inv. Status: In Stock
SZ-A026021
CAS No:NA
Mol.F.: C31H40N6O7S2 : 2Na
Mol.Wt.: 672.8 : 2(23.0)
Inv. Status: In Stock

D-Phenylglycinamide

Picture of D-Phenylglycinamide
CAT No: SZ-A026023
CAS No: 6485-67-2
Mol.F. : C8H10N2O
Mol.Wt. : 150.2
Inv. Status: In Stock
Rel. CAS No : 63291-39-4 (HCl salt) ; 181495-38-5 (Sulfate salt) ; 67861-60-3 (HBr)
SZ-A026023
CAS No:6485-67-2
Mol.F.: C8H10N2O
Mol.Wt.: 150.2
Inv. Status: In Stock
Rel. CAS No : 63291-39-4 (HCl salt) ; 181495-38-5 (Sulfate salt) ; 67861-60-3 (HBr)

Ampicillin Trihydrate Impurity N

Picture of Ampicillin Trihydrate Impurity N
CAT No: SZ-A026024
CAS No: NA
Mol.F. : C16H19N3O4S
Mol.Wt. : 349.4
Inv. Status: Custom Synthesis
SZ-A026024
CAS No:NA
Mol.F.: C16H19N3O4S
Mol.Wt.: 349.4
Inv. Status: Custom Synthesis

Ampicillin Open Ring Trimer

Picture of Ampicillin Open Ring Trimer
CAT No: SZ-A026025
CAS No: NA
Mol.F. : C48H59N9O13S3 : 4(Na)
Mol.Wt. : 1066.2 : 4(23.0)
Inv. Status: Limited Stock
SZ-A026025
CAS No:NA
Mol.F.: C48H59N9O13S3 : 4(Na)
Mol.Wt.: 1066.2 : 4(23.0)
Inv. Status: Limited Stock

Ampicillin Hydantoin Analog

Picture of Ampicillin Hydantoin Analog
CAT No: SZ-A026026
CAS No: NA
Mol.F. : C17H17N3O5S
Mol.Wt. : 375.4
Inv. Status: In Stock
Rel. CAT No : SZ-P048017,
SZ-A026026
CAS No:NA
Mol.F.: C17H17N3O5S
Mol.Wt.: 375.4
Inv. Status: In Stock

Ampicillin Sodium Salt

Picture of Ampicillin Sodium Salt
CAT No: SZ-A026027
CAS No: 69-52-3
Mol.F. : C16H19N3O4S : Na
Mol.Wt. : 349.4 : 23.0
Inv. Status: In Stock, 3-4 days for Dispatch
Rel. CAS No : 69-53-4 (free base) ; 7490-86-0 (Sulfate salt) ; 7177-48-2 (Trihydrate)
SZ-A026027
CAS No:69-52-3
Mol.F.: C16H19N3O4S : Na
Mol.Wt.: 349.4 : 23.0
Inv. Status: In Stock, 3-4 days for Dispatch
Rel. CAS No : 69-53-4 (free base) ; 7490-86-0 (Sulfate salt) ; 7177-48-2 (Trihydrate)

Ampicillin oligomer 1 (trimer)

Picture of Ampicillin oligomer 1 (trimer)
CAT No: SZ-A026043
CAS No: 114977-84-3
Mol.F. : C48H57N9O12S3
Mol.Wt. : 1048.2
Inv. Status: Custom Synthesis
Rel. CAS No : 94659-48-0 (Trisodium salt)
SZ-A026043
CAS No:114977-84-3
Mol.F.: C48H57N9O12S3
Mol.Wt.: 1048.2
Inv. Status: Custom Synthesis
Rel. CAS No : 94659-48-0 (Trisodium salt)

D-Phenylglycinamide Hydrochloride

Picture of D-Phenylglycinamide Hydrochloride
CAT No: SZ-A026046
CAS No: 63291-39-4
Mol.F. : C8H10N2O : HCl
Mol.Wt. : 150.2 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 6485-67-2 (free base) ; 181495-38-5 (Sulfate salt) ; 67861-60-3 (HBr)
SZ-A026046
CAS No:63291-39-4
Mol.F.: C8H10N2O : HCl
Mol.Wt.: 150.2 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 6485-67-2 (free base) ; 181495-38-5 (Sulfate salt) ; 67861-60-3 (HBr)

D-Phenylglycinamide Sulfate Salt

Picture of D-Phenylglycinamide Sulfate Salt
CAT No: SZ-A026047
CAS No: 181495-38-5
Mol.F. : C8H10N2O : 1/2(H2SO4)
Mol.Wt. : 150.2 : 1/2(98.1)
Inv. Status: Custom Synthesis
Rel. CAS No : 63291-39-4 (HCl salt) ; 6485-67-2 (free base) ; 67861-60-3 (HBr)
SZ-A026047
CAS No:181495-38-5
Mol.F.: C8H10N2O : 1/2(H2SO4)
Mol.Wt.: 150.2 : 1/2(98.1)
Inv. Status: Custom Synthesis
Rel. CAS No : 63291-39-4 (HCl salt) ; 6485-67-2 (free base) ; 67861-60-3 (HBr)

D-Phenylglycinamide Hydrobromide Salt

Picture of D-Phenylglycinamide Hydrobromide Salt
CAT No: SZ-A026048
CAS No: 67861-60-3
Mol.F. : C8H10N2O : HBr
Mol.Wt. : 150.2 : 80.1
Inv. Status: Custom Synthesis
Rel. CAS No : 63291-39-4 (HCl salt) ; 181495-38-5 (Sulfate salt) ; 6485-67-2 (free base)
SZ-A026048
CAS No:67861-60-3
Mol.F.: C8H10N2O : HBr
Mol.Wt.: 150.2 : 80.1
Inv. Status: Custom Synthesis
Rel. CAS No : 63291-39-4 (HCl salt) ; 181495-38-5 (Sulfate salt) ; 6485-67-2 (free base)

Cephradine

Picture of Cephradine
CAT No: SZ-A026049
CAS No: 38821-53-3
Mol.F. : C16H19N3O4S
Mol.Wt. : 349.4
Inv. Status: In Stock
SZ-A026049
CAS No:38821-53-3
Mol.F.: C16H19N3O4S
Mol.Wt.: 349.4
Inv. Status: In Stock

Ampicillin Oligomer 2

Picture of Ampicillin Oligomer 2
CAT No: SZ-A026050
CAS No: 1207725-82-3
Mol.F. : C32H40N6O9S2
Mol.Wt. : 716.8
Inv. Status: Custom Synthesis
SZ-A026050
CAS No:1207725-82-3
Mol.F.: C32H40N6O9S2
Mol.Wt.: 716.8
Inv. Status: Custom Synthesis

S Isomer of Ampicillin Impurities G

Picture of S Isomer of Ampicillin Impurities G
CAT No: SZ-A026051
CAS No: 281670-46-0
Mol.F. : C16H14N2O2
Mol.Wt. : 266.3
Inv. Status: Custom Synthesis
SZ-A026051
CAS No:281670-46-0
Mol.F.: C16H14N2O2
Mol.Wt.: 266.3
Inv. Status: Custom Synthesis

Ampicillin

Picture of Ampicillin
CAT No: SZ-A026052
CAS No: 69-53-4
Mol.F. : C16H19N3O4S
Mol.Wt. : 349.4
Inv. Status: Custom Synthesis
Rel. CAS No : 69-52-3 (Na salt) ; 7490-86-0 (Sulfate salt) ; 7177-48-2 (Trihydrate)
SZ-A026052
CAS No:69-53-4
Mol.F.: C16H19N3O4S
Mol.Wt.: 349.4
Inv. Status: Custom Synthesis
Rel. CAS No : 69-52-3 (Na salt) ; 7490-86-0 (Sulfate salt) ; 7177-48-2 (Trihydrate)

L-Phenylglycine Amide

Picture of L-Phenylglycine Amide
CAT No: SZ-A026053
CAS No: 6485-52-5
Mol.F. : C8H10N2O
Mol.Wt. : 150.2
Inv. Status: Custom Synthesis
SZ-A026053
CAS No:6485-52-5
Mol.F.: C8H10N2O
Mol.Wt.: 150.2
Inv. Status: Custom Synthesis

Ampicillin Impurity 1

Picture of Ampicillin Impurity 1
CAT No: SZ-A026054
CAS No: NA
Mol.F. : C31H40N6O7S2
Mol.Wt. : 672.8
Inv. Status: Custom Synthesis
SZ-A026054
CAS No:NA
Mol.F.: C31H40N6O7S2
Mol.Wt.: 672.8
Inv. Status: Custom Synthesis

Ampicillin Impurity 2

Picture of Ampicillin Impurity 2
CAT No: SZ-A026055
CAS No: NA
Mol.F. : C17H21N3O6S
Mol.Wt. : 395.4
Inv. Status: Custom Synthesis
SZ-A026055
CAS No:NA
Mol.F.: C17H21N3O6S
Mol.Wt.: 395.4
Inv. Status: Custom Synthesis

Stable Isotopes And Metabolites

Ampicillin-d5

Picture of Ampicillin-d5
CAT No: SZ-A026D01
CAS No: 1426173-65-0
Mol.F. : C16H14N3O4SD5
Mol.Wt. : 354.4
Inv. Status: Custom Synthesis
SZ-A026D01
CAS No:1426173-65-0
Mol.F.: C16H14N3O4SD5 
Mol.Wt.: 354.4
Inv. Status: Custom Synthesis

Lenampicillin D5 Hydrochloride

Picture of Lenampicillin D5 Hydrochloride
CAT No: SZ-A026D02
CAS No: 1356847-85-2
Mol.F. : C21H18D5N3O7S : HCl
Mol.Wt. : 466.5 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 1356905-44-6 (free base)
SZ-A026D02
CAS No:1356847-85-2
Mol.F.: C21H18D5N3O7S : HCl
Mol.Wt.: 466.5 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 1356905-44-6 (free base)

Lenampicillin D5

Picture of Lenampicillin D5
CAT No: SZ-A026D03
CAS No: 1356905-44-6
Mol.F. : C21H18D5N3O7S
Mol.Wt. : 466.5
Inv. Status: Custom Synthesis
Rel. CAS No : 1356847-85-2 (HCl salt)
SZ-A026D03
CAS No:1356905-44-6
Mol.F.: C21H18D5N3O7S
Mol.Wt.: 466.5
Inv. Status: Custom Synthesis
Rel. CAS No : 1356847-85-2 (HCl salt)