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4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione

4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione Structure
4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione structure
CAS No.
2765-44-8
Chemical Name:
4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione
Synonyms
1,1-dioxo-3,4-dihydro-2H-thiochromen-4-ol;2H-1-Benzothiopyran-4-ol, 3,4-dihydro-, 1,1-dioxide;4-Hydroxy-3,4-dihydro-2H-1λ?-benzothiopyran-1,1-dione;4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione
CBNumber:
CB65994487
Molecular Formula:
C9H10O3S
Molecular Weight:
198.24
MDL Number:
MFCD12047732
MOL File:
2765-44-8.mol
MSDS File:
SDS
Last updated:2026-05-28 06:02:29
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4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione Properties

Melting point 95-97 °C
Boiling point 423.2±45.0 °C(Predicted)
Density 1.417±0.06 g/cm3(Predicted)
pka 13.10±0.20(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P280-P305+P351+P338

4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth CAA76544 4-Hydroxy-3,4-dihydro-2H-1λ⁶-benzothiopyran-1,1-dione 2765-44-8 50mg $441.5 2026-06-04 Buy
Biosynth CAA76544 4-Hydroxy-3,4-dihydro-2H-1λ⁶-benzothiopyran-1,1-dione 2765-44-8 0.5g $1345.2 2026-06-04 Buy
aablocks AA01A1I8 4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione 95% 2765-44-8 50mg $243 2026-05-29 Buy
aablocks AA01A1I8 4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione 95% 2765-44-8 100mg $342 2026-05-29 Buy
aablocks AA01A1I8 4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione 95% 2765-44-8 250mg $474 2026-05-29 Buy
Product number Packaging Price Buy
CAA76544 50mg $441.5 Buy
CAA76544 0.5g $1345.2 Buy
AA01A1I8 50mg $243 Buy
AA01A1I8 100mg $342 Buy
AA01A1I8 250mg $474 Buy

4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione Preparation Products And Raw materials

Raw materials

Preparation Products

4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione Suppliers

Global Suppliers ( 3)
Supplier Tel Email Country ProdList Advantage
Bejing Famous Pharmaceutical Technology Co., Ltd. 010-80339217; 13331045123 2559355526@qq.com China 14180 58
Supplier Advantage
Bejing Famous Pharmaceutical Technology Co., Ltd. 58
4-hydroxy-3,4-dihydro-2H-1lambda6-benzothiopyran-1,1-dione 2H-1-Benzothiopyran-4-ol, 3,4-dihydro-, 1,1-dioxide 1,1-dioxo-3,4-dihydro-2H-thiochromen-4-ol 4-Hydroxy-3,4-dihydro-2H-1λ?-benzothiopyran-1,1-dione 2765-44-8