Phân loại: Reagent

Thương hiệu: Angene

CAS Number 10004-44-1
Catalog Number AG0000N6
Chemical Name 3(2H)-Isoxazolone, 5-methyl-
EC Number 233-000-6
IUPAC Name 5-methyl-1,2-oxazol-3-one
InChI InChI=1S/C4H5NO2/c1-3-2-4(6)5-7-3/h2H,1H3,(H,5,6)
MDL Number MFCD00144468
Molecular Formula C4H5NO2
Molecular Weight 99.0880
NSC Number 217971
SMILES Cc1cc(=O)[nH]o1

3-hydroxy-5-methylisoxazole, bucide, bucide calcium, bucide monosodium, bucide potassium, Hymexazol, 10004-44-1, 3-Hydroxy-5-methylisoxazole, Hymexazole, 5-Methylisoxazol-3-ol, 5-methylisoxazol-3(2H)-one, Hydroxyisoxazole, Tachigaren, Itachigarden, 5-Methyl-3-hydroxyisoxazole, 3(2H)-Isoxazolone, 5-methyl-, 5-Methyl-isoxazol-3-ol, 5-METHYL-3(2H)-ISOXAZOLONE, 3-Isoxazolol, 5-methyl-, Bucide, Butsid, Bucid, Hydroxyisoxazole (pesticide), Hymexazol [BSI:ISO], NSC 217971, SF-6505, Isoxazole, 3-hydroxy-5-methyl-, F 319, UNII-20T2M875LO, 5-Methyl-1,2-oxazol-3-one, F-319, EINECS 233-000-6, 5-methyl-1,2-oxazol-3-ol, 5-methyl-2,3-dihydro-1,2-oxazol-3-one, CHEBI:5827, 20T2M875LO, MFCD00144468, NSC217971, W-108979, 5-methyl-3-isoxazolol, Tachygaren, PubChem8647, 5-methyl-3-isoxazolone, 5-methylisoxazol-3-one, 5-methylisoxazole-3-ol, 5-Methyl-isoxazol-3-one.

: AG0000N6
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Purity / Analysis Method >98.0%(GC)
Molecular Formula / Molecular Weight C4H5NO2 = 99.09  
Physical State (20 deg.C) Solid
Storage Temperature <0°C
Condition to Avoid Heat Sensitive
CAS RN 10004-44-1


Appearance White to Light yellow to Light orange powder to crystal
Purity(GC) min. 98.0 %
Melting point 84.0 to 88.0 °C

Properties (reference)

Melting Point 86 °C
Solubility in water Soluble
Degree of solubility in water 85 g/l   25 °C
Solubility (very soluble in) Methanol,Tetrahydrofuran,Ethanol,Acetone
Solubility (very slightly) Ether,Benzene

Safety Information:


Pictogram Pictogram Pictogram Pictogram Pictogram
Signal Word Danger
Hazard Statements H302 : Harmful if swallowed.
H318 : Causes serious eye damage.
H361 : Suspected of damaging fertility or the unborn child.
H317 : May cause an allergic skin reaction.
H411 : Toxic to aquatic life with long lasting effects.
Precautionary Statements P501 : Dispose of contents/ container to an approved waste disposal plant.
P261 : Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray.
P273 : Avoid release to the environment.
P272 : Contaminated work clothing should not be allowed out of the workplace.
P270 : Do not eat, drink or smoke when using this product.
P202 : Do not handle until all safety precautions have been read and understood.
P201 : Obtain special instructions before use.
P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection.
P302 + P352 : IF ON SKIN: Wash with plenty of water.
P391 : Collect spillage.
P308 + P313 : IF exposed or concerned: Get medical advice/ attention.
P362 + P364 : Take off contaminated clothing and wash it before reuse.
P333 + P313 : If skin irritation or rash occurs: Get medical advice/ attention.
P301 + P312 + P330 : IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth.
P305 + P351 + P338 + P310 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor.
P405 : Store locked up.

Related Laws:

RTECS# NY2932000