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7-Aminocephalosporanic acid - 2mM in DMSO, high purity , CAS No.957-68-6
Basic Description Synonyms 7-Aminocephalosporanic acid | 957-68-6 | 7-ACA | 7-Aminocephalosporinic acid | 7-ACS | (7R)-7-aminocephalosporanic acid | 7beta-Aminocephalosporanic acid | Cephalosporanic acid, 7-amino | CHEBI:2255 | (6R,7R)-3-(acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2- Specifications & Purity 2mM in DMSO Storage Temp Store at -80°C Shipped In Ice chest + Ice pads Product Description Product Application 7-Aminocephalosporanic acid (7-ACA) can be used as a starting material to synthesize:
Cefotaxime by acylation reaction with S-benzothiazol-2-yl(2-amino-4-thiazolyl)(methoxyimino)thioacetate (MAEM) in the presence of triethylamine.
Cefpodoxime proxetil, a third-generation antibiotic via cefotaxime intermediate.
Sodium 3′-substituted cephalosporanate sulfone derivatives as potential inhibitors of β-lactamase.
Associated Targets(Human) Associated Targets(non-human) Names and Identifiers IUPAC Name (6R,7R)-3-(acetyloxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid INCHI InChI=1S/C10H12N2O5S/c1-4(13)17-2-5-3-18-9-6(11)8(14)12(9)7(5)10(15)16/h6,9H,2-3,11H2,1H3,(H,15,16)/t6-,9-/m1/s1 InChi Key HSHGZXNAXBPPDL-HZGVNTEJSA-N Canonical SMILES CC(=O)OCC1=C(N2C(C(C2=O)N)SC1)C(=O)O Isomeric SMILES CC(=O)OCC1=C(N2[C@@H]([C@@H](C2=O)N)SC1)C(=O)O WGK Germany 3 PubChem CID 441328 Molecular Weight 272.28 Beilstein 622637
Chemical and Physical Properties Specific Rotation[α] 90° (C=0.5,buffer sol. pH7.0 KH2PO4) Melt Point(°C) ＞300°C
Safety and Hazards(GHS) Pictogram(s) GHS08 , GHS07 Signal Danger Hazard Statements H319: Causes serious eye irritation
H335: May cause respiratory irritation
H317: May cause an allergic skin reaction
H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled
Precautionary Statements P261: Avoid breathing dust/fume/gas/mist/vapors/spray.
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352: IF ON SKIN: wash with plenty of water.
P321: Specific treatment (see ... on this label).
P405: Store locked up.
P501: Dispose of contents/container to ...
P284: [In case of inadequate ventilation] Wear respiratory protection.
P271: Use only outdoors or in a well-ventilated area.
P304+P340: IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P403+P233: Store in a well-ventilated place. Keep container tightly closed.
P272: Contaminated work clothing should not be allowed out of the workplace.
P333+P313: IF SKIN irritation or rash occurs: Get medical advice/attention.
P362+P364: Take off contaminated clothing and wash it before reuse.
P264+P265: Wash hands [and …] thoroughly after handling. Do not touch eyes.
P337+P317: If eye irritation persists: Get medical help.
P319: Get medical help if you feel unwell.
P342+P316: If experiencing respiratory symptoms: Get emergence medical help immediately.
WGK Germany 3 Merck Index 434
Citations of This Product 1. Xiaotong Zhou,Lumei Wang,Guoqing Shen,Dongwei Zhang,Jialun Xie,Abdureyim Mamut,Weiwen Huang,Shanshan Zhou. (2018-07-05) Colorimetric determination of ofloxacin using unmodified aptamers and the aggregation of gold nanoparticles.. Mikrochimica acta, 185 ((7)): (355-355). [PMID:29971570 ]
References 1. Xiaotong Zhou,Lumei Wang,Guoqing Shen,Dongwei Zhang,Jialun Xie,Abdureyim Mamut,Weiwen Huang,Shanshan Zhou. (2018-07-05) Colorimetric determination of ofloxacin using unmodified aptamers and the aggregation of gold nanoparticles.. Mikrochimica acta, 185 ((7)): (355-355). [PMID:29971570 ]
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