ChemicalBook CAS DataBase List 118-48-9

118-48-9

Name	4H-3,1-Benzoxazine-2,4(1H)-dione
CAS	118-48-9
EINECS(EC#)	204-255-0
Molecular Formula	C8H5NO3
MDL Number	MFCD00006700
Molecular Weight	163.13
MOL File	118-48-9.mol

Synonyms

1,2-dihydro-4h-3,1-benzoxazine-2,4-dione 1,4-DIHYDRO-2H-3,1-BENZOXAZIN-2,4-DIONE 1H-BENZO[D][1,3]OXAZINE-2,4-DIONE 2H-3,1-BENZOXAZINE-2,4(1H)-DIONE 3,1-BENZOXAZINE-2,4(1H)-DIONE 4H-3,1-Benzoxazine-2,4(1H)-dione ANTHRANILIC ACID N-CARBOXYLIC ACID ANHYDRIDE BENZOXAZINEDIONE ISATOIC ANHYDRIDE ISATOLC ANHYDRIDE LABOTEST-BB LT00053651 N-CARBOXYANTHRANILIC ACID CYCLIC ANHYDRIDE TIMTEC-BB SBB003928 1,2-Dihydro-3,1-benzoxazine-2,4-dione 2-(carboxyamino)-benzoicacicyclicanhydride 2,4-Dioxo-1,2-dihydro-4H-3,1-benzoxazine 4H-3,1-Benzoxazin-2,4-(1H)-dion 4H-3,1-Benzoxazin-2,4(1H)-dion Anthranilic acid, N-carboxy-, cyclic anhydride Benzoic acid, 2-(carboxyamino)-, cyclic anhydride

Chemical Properties

Definition	A bicyclic molecule composed of a benzene ring attached at the oand mpositions to a heterocyclic ring. It forms useful anthranilic acid derivatives by reaction with hydrogen.
Appearance	BEIGE TO BROWN POWDER
Melting point	233 °C (dec.) (lit.)
Boiling point	290.19°C (rough estimate)
bulk density	600kg/m3
density	1,52 g/cm³
vapor density	5.6 (vs air)
refractive index	1.5510 (estimate)
Fp	308 °C
storage temp.	Store below +30°C.
solubility	0.3g/l
form	Powder
pka	11.06±0.20(Predicted)
color	Beige to brown
Water Solubility	decomposes
Sensitive	Moisture Sensitive
BRN	136786
InChI	1S/C8H5NO3/c10-7-5-3-1-2-4-6(5)9-8(11)12-7/h1-4H,(H,9,11)
InChIKey	TXJUTRJFNRYTHH-UHFFFAOYSA-N
SMILES	O=C1Nc2ccccc2C(=O)O1
LogP	0.978 (est)
CAS DataBase Reference	118-48-9(CAS DataBase Reference)
NIST Chemistry Reference	Isatoic anhydride(118-48-9)
EPA Substance Registry System	118-48-9(EPA Substance)

Safety Data

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H317-H319
Precautionary statements	P261-P264-P272-P280-P302+P352-P305+P351+P338
Hazard Codes	Xi
Risk Statements	R36:Irritating to the eyes. R43:May cause sensitization by skin contact. less more
Safety Statements	S24:Avoid contact with skin . S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . S37:Wear suitable gloves . less more
WGK Germany	1
RTECS	DM3100000
F	3
Autoignition Temperature	>600 °C
TSCA	Yes
REACH Registrations	Active
HS Code	29349990
Storage Class	11 - Combustible Solids
Hazard Classifications	Eye Irrit. 2 Skin Sens. 1
Hazardous Substances Data	118-48-9(Hazardous Substances Data)
Toxicity	LD50 orally in Rabbit: > 6400 mg/kg LD50 dermal Rabbit > 2000 mg/kg less more

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