466174
2H-1,3-Benzoxazine-2,4(3H)-dione
98%
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About This Item
Empirical Formula (Hill Notation):
C8H5NO3
CAS Number:
Molecular Weight:
163.13
UNSPSC Code:
12352100
PubChem Substance ID:
MDL number:
InChI
1S/C8H5NO3/c10-7-5-3-1-2-4-6(5)12-8(11)9-7/h1-4H,(H,9,10,11)
SMILES string
O=C1NC(=O)c2ccccc2O1
InChI key
OAYRYNVEFFWSHK-UHFFFAOYSA-N
assay
98%
form
solid
mp
228-232 °C (lit.)
General description
Kinetic studies of the alkaline hydrolysis of 2H-1,3-benzoxazine-2,4(3H)-dione (carsalam) were conducted and reaction was found to be of fractional order with respect to [OH-].
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
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A H Kahns et al.
Acta pharmaceutica Nordica, 3(1), 45-50 (1991-01-01)
The kinetics and mechanism of hydrolysis of 1,3-benzoxazine-2,4-dione and its N-methyl and N-benzoyl derivatives were studied in aqueous solution to provide basic information on the reactivity of the benzoxazinedione structure and to assess the potential of unsubstituted 1,3-benzoxazine-2,4-dione as a
Abdullah S Al-Ayed et al.
Journal of colloid and interface science, 361(1), 205-211 (2011-06-11)
The alkaline hydrolysis of carsalam (2H-1,3-benzoxazine-2,4(3H)-dione), denoted as I, and its N-substituted derivatives i.e., N-methyl-1,3-benzoxazine-2,4-dione (II) and N-benzoyl-1,3-benzoxazine-2,4-dione (III) was studied spectrophotometrically at physiological temperature. The rate of hydrolysis was found to be independent on the substrate concentration. In case
A Kamal
Biochemical pharmacology, 40(7), 1669-1671 (1990-10-01)
The metabolites of 4003/2 observed in vivo have been produced by incubation in vitro of 4003/2 with liver post-mitochondrial supernatants from rat, rabbit and dog. The metabolites were characterized by UV, i.r., NMR, MS and HPLC. All the metabolites detected
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