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554-57-4

Basic Information
CAS No.: 554-57-4
Name: Methazolamide
Molecular Structure:
Molecular Structure of 554-57-4 (Methazolamide)
Formula: C5H8N4O3S2
Molecular Weight: 236.276
Synonyms: Acetamide,N-(4-methyl-2-sulfamoyl-D2-1,3,4-thiadiazolin-5-ylidene)- (6CI,7CI,8CI);5-Acetylimino-4-methyl-D2-1,3,4-thiadiazoline-2-sulfonamide;L 584601;Methazolamide;Methenamide;N-(4-Methyl-2-sulfamoyl-D2-1,3,4-thiadiazolin-5-ylidene)acetamide;Neptazane;Neptazaneat;
EINECS: 209-066-7
Density: 1.79g/cm3
Melting Point: 208 ºC (dec.)
Boiling Point: 402°Cat760mmHg
Flash Point: 196.9°C
Solubility: 2.835g/L(25 oC)
Hazard Symbols:
Risk Codes: 20/21/22-40
Safety: 22-36
PSA: 144.03000
LogP: 0.35730
Synthetic route
52-90-4

L-Cysteine

554-57-4

methazolamide

S-(5-acetylimino-4-methyl-Δ2-1,3,4-thiazolidin-2-yl)cysteine

Conditions
ConditionsYield
With ammonium formate In water at 20℃; pH=.8;57%
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  • Acetamide,N-[5-(aminosulfonyl)-3-methyl-1,3,4-thiadiazol-2(3H)-ylidene]-

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    554-57-4

    Acetamide,N-[5-(aminosulfonyl)-3-methyl-1,3,4-thiadiazol-2(3H)-ylidene]-

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  • Methazolamide

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    554-57-4

    Methazolamide

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  • Methazolamide CAS No.554-57-4

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    554-57-4

    Methazolamide CAS No.554-57-4

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  • Methazolamide

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    554-57-4

    Methazolamide

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  • 554-57-4

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    554-57-4

    554-57-4

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  • Methazolamide cas  554-57-4

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    554-57-4

    Methazolamide cas 554-57-4

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    Methazolamide cas 554-57-4Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

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  • methazolamide

  • Casno:

    554-57-4

    methazolamide

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Specification

The Methazolamide with cas registry number of 554-57-4 is also called Neptazane. Its IUPAC name is called N-(3-methyl-5-sulfamoyl-1,3,4-thiadiazol-2-ylidene)acetamide. It also has the EINECS registry number which is 209-066-7. This chemical is a kind of a carbonic anhydrase inhibitor that is used as a diuretic and in the treatment of glaucoma.

The physical properties about this chemical are: (1)ACD/LogP: 0.13; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.13; (4)ACD/LogD (pH 7.4): -0.21; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 27.68; (8)ACD/KOC (pH 7.4): 12.81; (9)#H bond acceptors: 7; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 2; (12)Index of Refraction: 1.737; (13)Molar Refractivity: 53.06 cm3; (14)Molar Volume: 131.9 cm3; (15)Surface Tension: 80 dyne/cm; (16)Density: 1.79 g/cm3; (17)Flash Point: 196.9 °C; (18)Enthalpy of Vaporization: 65.31 kJ/mol; (19)Boiling Point: 402 °C at 760 mmHg; (20)Vapour Pressure: 1.13E-06 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
This chemical is harmful by inhalation, in contact with skin and if swallowed. It has the limited evidence of a carcinogenic effect. Therefore, when using it, wear suitable protective clothing. And do not breathe dust.

You can still convert the following datas into molecular structure:
(1)InChI: InChI=1/C5H8N4O3S2/c1-3(10)7-4-9(2)8-5(13-4)14(6,11)12/h1-2H3,(H2,6,11,12)/b7-4+;
(2)Smiles: c1(\sc(S(N)(=O)=O)nn1C)=N\C(C)=O

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 2420mg/kg (2420mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Journal of Medicinal Chemistry. Vol. 18, Pg. 351, 1975.
mouse LD50 intravenous > 1gm/kg (1000mg/kg)   Drugs in Japan Vol. 6, Pg. 819, 1982.