5-AMINO-1,3,4-THIADIAZOLE-2-SULFONAMIDE

Product Name: 5-AMINO-1,3,4-THIADIAZOLE-2-SULFONAMIDE
CAS No.: 14949-00-9
Chemical Name: 5-AMINO-1,3,4-THIADIAZOLE-2-SULFONAMIDE
Synonyms: 5-AMino-1,3,4-thiadiazole-2-sulfonaMide Hydrochloride Salt;L 5343;CL 5343;Nsc22979;Zolamide;Tio-urasin;Lavybens Refrence Standard RC-D;Acetazolamide Impurity 4 Monomer;Acetazolamide USP Related Compound D;2-AMino-1,3,4-thiadazole-5-sulfonaMide
CBNumber: CB6442554
Molecular Formula: C2H4N4O2S2
Formula Weight: 180.21
MOL File: 14949-00-9.mol

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5-AMINO-1,3,4-THIADIAZOLE-2-SULFONAMIDE Property

Melting point:: 188-190°C
Boiling point:: 484.2±28.0 °C(Predicted)
Density: 1.865±0.06 g/cm3(Predicted)
refractive index: 1.6440 (estimate)
storage temp.: Refrigerator
solubility: DMSO (Slightly), Methanol (Slightly)
form: Solid
pka: 7.76±0.60(Predicted)
color: White
Water Solubility: 4.739g/L(15 ºC)
InChI: InChI=1S/C2H4N4O2S2/c3-1-5-6-2(9-1)10(4,7)8/h(H2,3,5)(H2,4,7,8)
InChIKey: VGMVBPQOACUDRU-UHFFFAOYSA-N
SMILES: S1C(N)=NN=C1S(N)(=O)=O

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Safety

HS Code: 2935909550
Toxicity: CL 5343 SODIUM SALT ?? TIO-URASIN SODIUM ??ZOLAMIDE SOLUTION

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P321Specific treatment (see … on this label).

P330Rinse mouth.

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P362Take off contaminated clothing and wash before reuse.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: PHR2826
Product name: Acetazolamide Related Compound D
Purity: certified reference material, pharmaceutical secondary standard
Packaging: 50MG
Price: $541
Updated: 2025/07/31

Sigma-Aldrich

Product number: 1005048
Product name: Acetazolamide Related Compound D
Purity: United States Pharmacopeia (USP) Reference Standard
Packaging: 25mg
Price: $1300
Updated: 2025/07/31

TCI Chemical

Product number: A3569
Product name: 5-Amino-1,3,4-thiadiazole-2-sulfonamide
Packaging: 250MG
Price: $227
Updated: 2025/07/31

TRC

Product number: A633305
Product name: 5-Amino-1,3,4-thiadiazol-2-sulfonamide
Packaging: 250mg
Price: $300
Updated: 2021/12/16

Biosynth Carbosynth

Product number: FA17385
Product name: 5-Amino-1,3,4-thiadiazole-2-sulfonamide
Packaging: 2g
Price: $400
Updated: 2021/12/16

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5-AMINO-1,3,4-THIADIAZOLE-2-SULFONAMIDE Chemical Properties,Usage,Production

Chemical Properties

White Solid

Uses

Acetazolamide intermediate.

Safety Profile

An experimental teratogen. Whenheated to decomposition it emits very toxic fumes ofNOx, Na₂O, and SOx.

5-AMINO-1,3,4-THIADIAZOLE-2-SULFONAMIDE Preparation Products And Raw materials

Raw materials

Preparation Products

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5-AMINO-1,3,4-THIADIAZOLE-2-SULFONAMIDE Suppliers

Canada 1 China 85 Europe 1 India 9 Sweden 1 United Kingdom 1 United States 7 Global 105

Xuchang Fengfei New Materials Technology Co., Ltd

Tel: 19713077352
Email: 1038096457@qq.com
Country: China
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J & K SCIENTIFIC LTD.

Tel: 18210857532; 18210857532
Fax: 86-10-82849933
Email: jkinfo@jkchemical.com
Country: China
ProdList: 96815
Advantage: 76

Capot Chemical Co., Ltd

Tel: +86 (0) 571 85 58 67 18
Fax: 0086-571-85864795
Country: China
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Adamas Reagent, Ltd.

Tel: 400-6009262 16621234537
Fax: 021-64823266
Email: chenyj@titansci.com
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Chemsky（shanghai）International Co.,Ltd.

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Email: shchemsky@sina.com
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BOC Sciences

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UHN Shanghai Research & Development Co., Ltd.

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Email: sales@uhnshanghai.com
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Shanghai MOF Chemical Tech Limited

Tel: 13661494087 18964793018
Fax: 86-021-51821718 QQ：2427604606
Email: sales@mof-chemicals.com
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Tianjin Chempharmatech Co.,Ltd.

Tel: 022-66211079 13212288319
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Bide Pharmatech Ltd.

Tel: 400-164-7117 13681763483
Fax: +86-21-61629029
Email: product02@bidepharm.com
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14949-00-9, 5-AMINO-1,3,4-THIADIAZOLE-2-SULFONAMIDERelated Search:

2-(AcetylaMino)-5-sulfo-1,3,4-thiadiazole 2-Acetylamino-5-mercapto-1,3,4-thiadiazole NSC 231656 CL 19506 7-5526 5-tert-butyl-N-methyl-1,3,4-thiadiazol-2-amine N,N'-[IMinobis(sulfonyl-1,3,4-thiadiazole-5,2-diyl)]bisacetaMide ACETAZOLAMIDE-D3 5-Amino-1,3,4-thiadiazole-2-thiol Acetazolamide 2-CHLORO-N-1,3,4-THIADIAZOL-2-YLACETAMIDE bis(2-Acetamido-1,3,4-thiadiazol-5-yl) Disulfide 2-(ACETAMIDO)-5-(CHLOROSULFONYL)-1,3,4-THIADIAZOLE N-[3-methyl-5-[(phenylmethyl)thio]-1,3,4-thiadiazol-2(3H)-ylidene]acetamide AC-GLY-OSU 1-Cyclohexylethan-1-one 1-ACETYL-3-THIOSEMICARBAZIDE Benzolamide 4-[[5-(AMINOSULFONYL)-1,3,4-THIADIAZOL-2-YL]AMINO]-4-OXO-BUTANOIC ACID

5-AMINO-1,3,4-THIADIAZOLE-2-SULFONAMIDE

1,3,4-Thiadiazole-2-sulfonamide,5-amino-(6CI,7CI,8CI,9CI)

CL 5343

Tio-urasin

1,3,4-Thiadiazole-2-sulfonamide, 5-amino-

1,3,4-Thiadiazole-5-sulfonamide, 2-amino-

2-Amino-1,3,4-thiadiazole-5-sulfonamide

Nsc22979

5-AMino-1,3,4-thiadiazole-2-sulfonaMide Hydrochloride Salt

2-AMino-1,3,4-thiadazole-5-sulfonaMide

L 5343

5-Amino-1,3,4-thiadiazol-2-sulfonamide

Zolamide

Acetazolamide USP Related Compound D

d.?5-amino-1,3,4-thiadiazole-2-sulfonamide

Acetazolamide EP Impurity D (Acetazolamide USP Related Compound D)

Lavybens Refrence Standard RC-D

5-Amino-1,3,4-thiadiazol-2-sulfonamide(99% purity)

Acetazolamide Impurity 4 Monomer (Acetazolamide EP Impurity D Monomer)

Acetazolamide Impurity 4 Monomer

14949-00-9

C2H4N4O2S2

SULFONAMIDE

Amines

Heterocycles

Intermediates & Fine Chemicals

Pharmaceuticals

Sulfur & Selenium Compounds