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18212-21-0

18212-21-0 Structure

18212-21-0 Structure
IdentificationMore
[Name]

4-Methyl-1,2,3-thiadiazole-5-carboxylic acid
[CAS]

18212-21-0
[Synonyms]

4-METHYL-1,2,3-THIADIAZOLE-5-CARBOXYLIC ACID
4-METHYL-1,2,3-THIODIAZOLE-5-CARBOXYLIC ACID
BUTTPARK 30\06-41
IFLAB-BB F2630-0005
LABOTEST-BB LT00453848
OTAVA-BB BB7020410078
TIMTEC-BB SBB005418
4-Methyl-1,2,3-Thiadiazole-5-C
4-Methyl-1,2,3-thiadiazole-5-carboxylic acid ,98%
[Molecular Formula]

C4H4N2O2S
[MDL Number]

MFCD00173830
[Molecular Weight]

144.15
[MOL File]

18212-21-0.mol
Chemical PropertiesBack Directory
[Appearance]

white to light yellow crystal powde
[Melting point ]

169-173 °C (D)
[Boiling point ]

315.2±34.0 °C(Predicted)
[density ]

1.530±0.06 g/cm3(Predicted)
[storage temp. ]

Keep in dark place,Inert atmosphere,Room temperature
[solubility ]

Aqueous Base (Slightly), DMSO
[form ]

Solid
[pka]

1.33±0.37(Predicted)
[color ]

Off-White
[Detection Methods]

HPLC,NMR,MS
[InChI]

1S/C4H4N2O2S/c1-2-3(4(7)8)9-6-5-2/h1H3,(H,7,8)
[InChIKey]

NHHQOYLPBUYHQU-UHFFFAOYSA-N
[SMILES]

Cc1nnsc1C(O)=O
[CAS DataBase Reference]

18212-21-0(CAS DataBase Reference)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S37/39:Wear suitable gloves and eye/face protection .
[WGK Germany ]

3
[Hazard Note ]

Irritant
[HazardClass ]

IRRITANT
[HS Code ]

29349990
[Storage Class]

11 - Combustible Solids
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Ethanol-->Sodium hydroxide-->Hydrochloric acid-->Ethyl acetate-->Methanol-->Acetic acid-->Thionyl chloride-->Ethyl acetoacetate-->Ethyl carbazate-->Ethyl 4-methyl-1,2,3-thiadiazole-5-carboxylate
[Preparation Products]

4-Methyl-1,2,3-thiadiazole-5-carbonyl chloride
Hazard InformationBack Directory
[Chemical Properties]

white to light yellow crystal powde
[Uses]

4-Methyl-1,2,3-thiadiazole-5-carboxylic Acid can be used as agrochemical antiviral agents, fungicides, and insecticides.
[Synthesis]

To a methanolic solution of sodium hydroxide (3 mol/L, 80 mL) was added ethyl 4-methyl-1,2,3-thiadiazole-5-carboxylate (34.4 g, 0.15 mol) in one portion and the resulting mixture was then stirred for 12 hours at room temperature. Methanol was then re
Spectrum DetailBack Directory
[Spectrum Detail]

4-Methyl-1,2,3-thiadiazole-5-carboxylic acid(18212-21-0)1HNMR
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

4-Methyl-1,2,3-thiadiazole-5-carboxylic acid, 97%(18212-21-0)
[Alfa Aesar]

4-Methyl-1,2,3-thiadiazole-5-carboxylic acid, 98%(18212-21-0)
[Sigma Aldrich]

18212-21-0(sigmaaldrich)
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