Aztreonam

Aztreonam Related Products

Venkatasai is a leading innovator in the field of pharmaceutical reference standards, offering high-quality Reference Standards of Aztreonam, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope-labeled compounds, and nitrosamines (N-NO products). Our Aztreonam impurity reference standards play a vital role in pharmaceutical research, supporting product development, ANDA and DMF filings, quality control (QC), method validation, and stability studies. They are also instrumental in identifying unknown impurities and evaluating genotoxic potential. All Aztreonam-related products are thoroughly characterized and supplied with comprehensive Certificates of Analysis (COA) and analytical data that comply with regulatory standards. EP/USP traceable standards can also be provided upon request. Furthermore, all supplied products undergo periodic re-testing to ensure continued quality and reliability.

Aztreonam

2-((((Z)-1-(2-aminothiazol-4-yl)-2-(((2S,3S)-2-methyl-4-oxo-1-sulfoazetidin-3-yl)amino)-2-oxoethylidene)amino)oxy)-2-methylpropanoic acid
CAT No: VS-A112000
CAS No: 78110-38-0
Mol.F.: C13H17N5O8S2
Mol.Wt.: 435.4
Status: Custom Synthesis

Aztreonam Amide

(Z)-2-[[[(2-Amino-4-thiazolyl)[[(2S,3S)-2-methyl-4-oxo-1-sulfo-3-azetidinyl] carbamoyl]methylene]amino]oxy]-2-methylpropionamide
CAT No: VS-A112007
CAS No: 1219444-93-5
Mol.F.: C13H20N6O8S2
Mol.Wt.: 452.5
Status: Custom Synthesis

Aztreonam Desulfated Dimer

2-((((Z)-1-(2-aminothiazol-4-yl)-2-((1-(2-((Z)-2-(2-aminothiazol-4-yl)-2-(((2-carboxypropan-2-yl)oxy)imino)acetamido)-3-(sulfoamino)butanoyl)-2-methyl-4-oxoazetidin-3-yl)amino)-2-oxoethylidene)amino)oxy)-2-methylpropanoic acid
CAT No: VS-A112014
CAS No: N/A
Mol.F.: C26H34N10O13S3
Mol.Wt.: 790.8
Status: Custom Synthesis

Aztreonam desulfatesaztreonam

(Z)-2-(((1-(2-aminothiazol-4-yl)-2-((2-methyl-4-oxoazetidin-3-yl)amino)-2-oxoethylidene)amino)oxy)-2-methylpropanoic acid
CAT No: VS-A112013
CAS No: N/A
Mol.F.: C13H17N5O5S
Mol.Wt.: 355.4
Status: Custom Synthesis

Aztreonam Desulfo t-Butyl Ester

(Z)-2-[[[(2-Amino-4-thiazolyl)[[(2S,3S)-2-methyl-4-oxo-3-azetidinyl] carbamoyl]methylene]amino]oxy]-2-methylpropionic acid t-butyl ester
CAT No: VS-A112006
CAS No: N/A
Mol.F.: C17H25N5O5S
Mol.Wt.: 411.5
Status: Custom Synthesis

Aztreonam E-Isomer (USP)

((E)-2-({[(2-Amino-4-thiazolyl){[(2S,3S)-2-methyl-4-oxo-1-sulfo-3-azetidinyl]carbamoyl}methylene]amino}oxy)-2- methylpropionic acid) (as per EP)
CAT No: VS-A112004
CAS No: 99341-02-3
Mol.F.: C13H17N5O8S2
Mol.Wt.: 435.4
Status: Custom Synthesis

Aztreonam Ethyl Ester

(Z)-3-(2-(2-aminothiazol-4-yl)-2-(((1-ethoxy-2-methyl-1-oxopropan-2-yl)oxy)imino)acetamido)-2-methyl-4-oxoazetidine-1-sulfonic acid
CAT No: VS-A112011
CAS No: N/A
Mol.F.: C15H21N5O8S2
Mol.Wt.: 463.5
Status: Custom Synthesis

Aztreonam Impurity 1

Tert-butyl 2-((((Z)-1-(2-aminothiazol-4-yl)-2-(((2S,3S)-1-(ethoxysulfonyl)-2-methyl-4-oxoazetidin-3-yl)amino)-2-oxoethylidene)amino)oxy)-2-methylpropanoate
CAT No: VS-A112016
CAS No: N/A
Mol.F.: C19H29N5O8S2
Mol.Wt.: 519.6
Status: Custom Synthesis

Aztreonam Impurity 2

2-((((Z)-1-(2-aminothiazol-4-yl)-2-(((2S,3S)-1-(ethoxysulfonyl)-2-methyl-4-oxoazetidin-3-yl)amino)-2-oxoethylidene)amino)oxy)-2-methylpropanoic acid
CAT No: VS-A112017
CAS No: N/A
Mol.F.: C15H21N5O8S2
Mol.Wt.: 463.5
Status: Custom Synthesis

Aztreonam Impurity 3

(2S,3S)-2-amino-3-(sulfoamino)butanoic acid
CAT No: VS-A112018
CAS No: 2195336-17-3
Mol.F.: C4H10N2O5S
Mol.Wt.: 198.2
Status: Custom Synthesis

Aztreonam Impurity 4

(2S,3S)-2,3-diaminobutanoic acid
CAT No: VS-A112019
CAS No: 80999-51-5
Mol.F.: C4H10N2O2
Mol.Wt.: 118.1
Status: Custom Synthesis

Aztreonam Isoproppyl Ester

(Z)-2-[[[(2-Amino-4-thiazolyl)[[(2S,3S)-2-methyl-4-oxo-1-sulfo-3-azetidinyl] carbamoyl]methylene]amino]oxy]-2-methylpropionic acid isopropyl ester
CAT No: VS-A112008
CAS No: N/A
Mol.F.: C16H23N5O8S2
Mol.Wt.: 477.5
Status: Custom Synthesis

Aztreonam Methyl Ester

(Z)-2-[[[(2-Amino-4-thiazolyl)[[(2S,3S)-2-methyl-4-oxo-1-sulfo-3-azetidinyl] carbamoyl]methylene]amino]oxy]-2-methylpropionic acid methyl ester
CAT No: VS-A112009
CAS No: 1255912-98-1
Mol.F.: C14H19N5O8S2
Mol.Wt.: 449.5
Status: Custom Synthesis

Aztreonam Open-ring desulfatesaztreonam

(Z)-3-Amino-2-(2-(2-aminothiazol-4-yl)-2-(((2-carboxypropan-2-yl)oxy)imino)acetamido)butanoic acid
CAT No: VS-A112012
CAS No: N/A
Mol.F.: C13H19N5O6S
Mol.Wt.: 373.4
Status: Custom Synthesis

Aztreonam Open-ring desulfatesaztreonam ethyl ester

(Z)-8-(1-aminoethyl)-5-(2-aminothiazol-4-yl)-2,2-dimethyl-6,9-dioxo-3,10-dioxa-4,7-diazadodec-4-enoic acid
CAT No: VS-A112015
CAS No: N/A
Mol.F.: C15H23N5O6S
Mol.Wt.: 401.4
Status: Custom Synthesis

Aztreonam t-Butyl Ester

(Z)-2-[[[(2-Amino-4-thiazolyl)[[(2S,3S)-2-methyl-4-oxo-1-sulfo-3-azetidinyl] carbamoyl]methylene]amino]oxy]-2-methylpropionic acid t-butyl ester?
CAT No: VS-A112010
CAS No: 330944-50-8
Mol.F.: C17H25N5O8S2
Mol.Wt.: 491.5?
Status: Custom Synthesis

Aztreonam USP Related Compound B

(2S,3S)-3-Amino-2-{(Z)-2-[2-aminothiazol-4-yl]-2-[2-carboxypropan-2-yloxyimino]acetamido}butanoic acid
CAT No: VS-A112002
CAS No: 102586-36-7
Mol.F.: C13H19N5O6S
Mol.Wt.: 373.38
Status: Custom Synthesis

Aztreonam USP Related Compound D

(Z)-2-({[(2-Amino-4-thiazolyl){[(2S,3S)-2-methyl-4-oxo-3-azetidinyl]carbamoyl}methylene]amino}oxy)-2-methylpropionic acid
CAT No: VS-A112003
CAS No: 102579-59-9
Mol.F.: C13H17N5O5S
Mol.Wt.: 355.4
Status: Custom Synthesis

Aztreonam USP Related Compound F

Ethyl (Z)-2-({[(2-amino-4-thiazolyl){[(2S,3S)-2-methyl-4-oxo-1-sulfo-3-azetidinyl]carbamoyl}methylene]amino}oxy)-2-methylpropionate
CAT No: VS-A112005
CAS No: 102579-57-7
Mol.F.: C15H21N5O8S2
Mol.Wt.: 463.5
Status: Custom Synthesis

Open-Ring Aztreonam (USP)

(2S,3S)-2-{(Z)-2-[2-Aminothiazol-4-yl]-2-[2-carboxypropan-2-yloxyimino]acetamido}-3-(sulfoamino)butanoic acid (as per USP)
CAT No: VS-A112001
CAS No: 87500-74-1
Mol.F.: C13H19N5O9S2
Mol.Wt.: 453.4
Status: Custom Synthesis

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