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ChemicalBook >> CAS DataBase List >> 2,1,3-Benzothiadiazole-5-carbonyl chloride

2,1,3-Benzothiadiazole-5-carbonyl chloride

2,1,3-Benzothiadiazole-5-carbonyl chloride price.
  • $63.5 - $802
  • Product name: 2,1,3-Benzothiadiazole-5-carbonyl chloride
  • CAS: 321309-31-3
  • MF: C7H3ClN2OS
  • MW: 198.63
  • EINECS:
  • MDL Number:MFCD02681992
  • Synonyms:BUTTPARK 46\04-60;BENZO-2,1,3-THIADIAZOLE-5-CARBONYL CHLORIDE;2,1,3-Benzothiadiazole-5-carbonyl chloride (9CI);Benzo[c][1,2,5]thiadiazole-5-carbonyl chloride;2,1,3-Benzothiadiazole-5-carbonyl chloride
Price14 Properties Safety Information Description
14 prices
Selected condition：
Brand
  • AHH
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Atlantic Research Chemicals
  • Crysdot
  • SynQuest Laboratories
Package
  • 100mg
  • 250mg
  • 500mg
  • 1G
  • 5g
  • 10g
  • 250mgs:
  • ManufacturerAHH
  • Product numberMT-30680
  • Product description2,1,3-Benzothiadiazole-5-carbonyl chloride 97%
  • Packaging10g
  • Price$760
  • Updated2026-05-26
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0019144
  • Product description2,1,3-BENZOTHIADIAZOLE-5-CARBONYL CHLORIDE 95.00%
  • Packaging1G
  • Price$778.33
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR23125
  • Product description2,1,3-Benzothiadiazole-5-carbonyl chloride 95%
  • Packaging100mg
  • Price$111
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR23125
  • Product description2,1,3-Benzothiadiazole-5-carbonyl chloride 95%
  • Packaging250mg
  • Price$166
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR23125
  • Product description2,1,3-Benzothiadiazole-5-carbonyl chloride 95%
  • Packaging500mg
  • Price$221
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR23125
  • Product description2,1,3-Benzothiadiazole-5-carbonyl chloride 95%
  • Packaging1g
  • Price$331
  • Updated2026-06-04
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCC02302
  • Product description2,1,3-Benzothiadiazole-5-carbonyl chloride 95
  • Packaging1g
  • Price$190.5
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCC02302
  • Product description2,1,3-Benzothiadiazole-5-carbonyl chloride 95
  • Packaging500mg
  • Price$127
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCC02302
  • Product description2,1,3-Benzothiadiazole-5-carbonyl chloride 95
  • Packaging100mg
  • Price$63.5
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCC02302
  • Product description2,1,3-Benzothiadiazole-5-carbonyl chloride 95
  • Packaging250mg
  • Price$95.25
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCC02302
  • Product description2,1,3-Benzothiadiazole-5-carbonylchloride 95%
  • Packaging250mgs:
  • Price$98.97
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11145849
  • Product descriptionBenzo[c][1,2,5]thiadiazole-5-carbonyl chloride 97%
  • Packaging5g
  • Price$802
  • Updated2026-05-26
  • Buy
  • ManufacturerSynQuest Laboratories
  • Product number8H16-5-16
  • Product description2,1,3-Benzothiadiazole-5-carbonyl chloride
  • Packaging250mg
  • Price$200
  • Updated2021-12-16
  • Buy
  • ManufacturerSynQuest Laboratories
  • Product number8H16-5-16
  • Product description2,1,3-Benzothiadiazole-5-carbonyl chloride
  • Packaging1g
  • Price$344
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AHH MT-30680 2,1,3-Benzothiadiazole-5-carbonyl chloride 97% 10g $760 2026-05-26 Buy
American Custom Chemicals Corporation CHM0019144 2,1,3-BENZOTHIADIAZOLE-5-CARBONYL CHLORIDE 95.00% 1G $778.33 2021-12-16 Buy
Apolloscientific OR23125 2,1,3-Benzothiadiazole-5-carbonyl chloride 95% 100mg $111 2026-06-04 Buy
Apolloscientific OR23125 2,1,3-Benzothiadiazole-5-carbonyl chloride 95% 250mg $166 2026-06-04 Buy
Apolloscientific OR23125 2,1,3-Benzothiadiazole-5-carbonyl chloride 95% 500mg $221 2026-06-04 Buy
Apolloscientific OR23125 2,1,3-Benzothiadiazole-5-carbonyl chloride 95% 1g $331 2026-06-04 Buy
Atlantic Research Chemicals CC02302 2,1,3-Benzothiadiazole-5-carbonyl chloride 95 1g $190.5 2026-05-23 Buy
Atlantic Research Chemicals CC02302 2,1,3-Benzothiadiazole-5-carbonyl chloride 95 500mg $127 2026-05-23 Buy
Atlantic Research Chemicals CC02302 2,1,3-Benzothiadiazole-5-carbonyl chloride 95 100mg $63.5 2026-05-23 Buy
Atlantic Research Chemicals CC02302 2,1,3-Benzothiadiazole-5-carbonyl chloride 95 250mg $95.25 2026-05-23 Buy
Atlantic Research Chemicals CC02302 2,1,3-Benzothiadiazole-5-carbonylchloride 95% 250mgs: $98.97 2021-12-16 Buy
Crysdot CD11145849 Benzo[c][1,2,5]thiadiazole-5-carbonyl chloride 97% 5g $802 2026-05-26 Buy
SynQuest Laboratories 8H16-5-16 2,1,3-Benzothiadiazole-5-carbonyl chloride 250mg $200 2021-12-16 Buy
SynQuest Laboratories 8H16-5-16 2,1,3-Benzothiadiazole-5-carbonyl chloride 1g $344 2021-12-16 Buy

Properties

Melting point :111 °C
Boiling point :297.6±13.0 °C(Predicted)
Density :1.577±0.06 g/cm3(Predicted)
pka :-1.13±0.36(Predicted)
CAS DataBase Reference :321309-31-3(CAS DataBase Reference)

Safety Information

Symbol(GHS): Corrosion (GHS05)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P310 Immediately call a POISON CENTER or doctor/physician.
P321 Specific treatment (see … on this label).
P363 Wash contaminated clothing before reuse.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

2,1,3-Benzothiadiazole-5-carbonyl chloride is used as a reactant in the preparation of phthalazinones as PARP inhibitors for use in the treatment of cancer which is deficient in HR dependent DNA DSB repair pathway.

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Wuhan Chemwish Technology Co., Ltd Shanghai Sinch Parmaceuticals Tech. Co. Ltd. Wuhan Chemwish Technology Co.， Ltd Amadis Chemical Company Limited CONIER CHEM AND PHARMA LIMITED Hangzhou Oder Technology Co., Ltd. ZhengZhou Edward Biology Co.,Ltd Shanghai Yaocheng Pharmaceutical Technology Partnership (Limited Partnership)