CAS No.695-53-4,5,5-Dimethyloxazolidine-2,4-dione Suppliers

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Basic Information

Molecular Structure:
CAS No.:	695-53-4
Name:	5,5-Dimethyloxazolidine-2,4-dione
Article Data:	20

Formula:	C₅H₇NO₃
Molecular Weight:	129.115
Synonyms:	AC 1198;5,5-Dimethyloxazolidinedione;5,5-Dimethyl-2,4-oxazolidinedione;5,5-Dimethyl-1,3-oxazolidine-2,4-dione;Nortrimethadione;NSC 30152;Dimethadion;DMO;BAY 1400Z;BAX1400Z;Eupractone;
EINECS:	211-781-4
Density:	1.204 g/cm³
Melting Point:	77-80 °C(lit.)
Boiling Point:	137 °C / 6mmHg
Flash Point:	44.2oC
Appearance:	white crystalline powder
Hazard Symbols:	Xn, Xi
Risk Codes:	20/21/22-40-33-36/37/38
Safety:	22-36-24/25-23-36/37-26
PSA:	55.40000
LogP:	0.36020

Synthetic route

: 80-55-7
ethyl 2-hydroxy-2,2-dimethylethanoate

: 3019-71-4
Trichloroacetyl isocyanate

: 695-53-4
dimethadione

Conditions

Conditions	Yield
Stage #1: ethyl 2-hydroxy-2,2-dimethylethanoate; Trichloroacetyl isocyanate In dichloromethane at 0 - 20℃; Stage #2: With triethylamine In ethanol Reflux;	72%

: 6453-39-0
5,5-dimethyl-2-thioxo-4-oxazolidinone

: 623-81-4
diethyl sulphite

A: 695-53-4
dimethadione

B: 17994-46-6
3-ethyl-5,5-dimethyl-2-thioxo-oxazolidin-4-one

Conditions

Conditions	Yield
With potassium carbonate; acetone

...Expand

: 6453-39-0
5,5-dimethyl-2-thioxo-4-oxazolidinone

: 695-53-4
dimethadione

Conditions

Conditions	Yield
With water; lead acetate
With water; bromine; potassium bromide

: 141-52-6
sodium ethanolate

: 57-13-6
urea

: 80-55-7
ethyl 2-hydroxy-2,2-dimethylethanoate

: 695-53-4
dimethadione

...Expand

: 57-13-6
urea

: 80-55-7
ethyl 2-hydroxy-2,2-dimethylethanoate

: 695-53-4
dimethadione

Conditions

Conditions	Yield
With sodium ethanolate

: 26212-62-4
5,5-dimethyl-4-p-tolylimino-oxazolidin-2-one

: 695-53-4
dimethadione

Conditions

Conditions	Yield
With hydrogenchloride In ethanol for 10h; Heating;

: 127-48-0
trimethadione

: 695-53-4
dimethadione

Conditions

Conditions	Yield
metabolism study in epileptic fowl;
With human liver microsomes In various solvent(s) at 37℃; for 0.333333h; Enzyme kinetics; N-demethylation; Enzymatic reaction;

: 77626-29-0
4-(tert-Butylimino)-5,5-dimethyloxazolidin-2-on

: 695-53-4
dimethadione

Conditions

Conditions	Yield
With oxonium

: 1189-71-5
isocyanate de chlorosulfonyle

: 75-86-5
2-hydroxy-2-methylpropanenitrile

: 695-53-4
dimethadione

Conditions

Conditions	Yield
With hydrogenchloride; triethylamine 1a) benzene, r.t., 1 h, 1b) reflux, 3 h, 2) EtOH, reflux, 6 h; Yield given. Multistep reaction;
Product distribution; multistep reaction; other cyanohydrins;

acetonylsulfocarbaminate: acetonylsulfocarbaminate

: 695-53-4
dimethadione

Conditions

Conditions	Yield
With silver nitrate
With lead(IV) tetraacetate

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Chemistry

Propazone(695-53-4) is also named as 2,4-Oxazolidinedione, 5,5-dimethyl-;5,5-Dimethyl-1,3-oxazolidine-2,4-dione;5,5-Dimethyloxazolidine-2,4-dione;BAX-1400Z;Dimethadione;Dimethyloxazolidinedione,and so on.Propazone(695-53-4) is usually colorless solid.

CAS: 695-53-4
Molecular Formula: C₅H₇NO₃
Molecular Weight: 129.11
Molecular structure:
EINECS: 211-781-4
Melting point: 77-80 °C(lit.)
Boiling point: 137 °C / 6mmHg
Storage temp.: 2-8°C
Merck: 14,3213
BRN: 113541

Uses

Propazone(695-53-4) is commonly used in vivo measurement of intracellular ph.
Propazone(695-53-4) is also used as an anticonvulsant.

Toxicity Data With Reference

1.		ipr-mus LD₅₀:850 mg/kg		DIPHAH Dissertationes Pharmaceuticae. 18 (1966),337.
2.		ivn-mus LD₅₀:450 mg/kg		MEIEDD Merck Index. 10 (1983),468.

RTECS: RP9100000

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Moderately toxic by intraperitoneal and intravenous routes. Experimental teratogenic and reproductive effects. When heated to decomposition it emits toxic fumes of NO_x.

Hazard Codes: Xn,Xi
Risk Statements: 20/21/22-40-33-36/37/38(20/21/22: Harmful by inhalation, in contact with skin and if swallowed 40: Limited evidence of a carcinogenic effect 33: Danger of cumulative effects 36/37/38: Irritating to eyes, respiratory system and skin)
Safety Statements: 22-36-24/25-23-36/37-26(22: Do not breathe dust 36: Wear suitable protective clothing 24/25: Avoid contact with skin and eyes 23: Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) 36/37: Wear suitable protective clothing and gloves 26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice)
WGK Germany: 3