ChemicalBook > Product Catalog >API >Antineoplastic agents >Other antineoplastic Drugs >6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c][1]benzopyran-3-yl sulfaMate

6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c][1]benzopyran-3-yl sulfaMate

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6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c][1]benzopyran-3-yl sulfaMate manufacturers

  • Irosustat
  • Irosustat pictures
  • $47.00
  • 2026-07-14
  • CAS:288628-05-7
  • Purity: 99.33%
  • Supply Ability: 10g
6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c][1]benzopyran-3-yl sulfaMate Basic information
Product Name:6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c][1]benzopyran-3-yl sulfaMate
Synonyms:6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c][1]benzopyran-3-yl sulfaMate;BN 83495;STX 64;6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c]chromen-3-yl sulfamate;DSLPMJSGSBLWRE-UHFFFAOYSA-N;STX64 - BN83495 | Irosustat | 667 Coumate;COUMATE. Irosustat.;ST-64667
CAS:288628-05-7
MF:C14H15NO5S
MW:309.34
EINECS:604-604-1
Product Categories:
Mol File:288628-05-7.mol
6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c][1]benzopyran-3-yl sulfaMate Structure
6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c][1]benzopyran-3-yl sulfaMate Chemical Properties
Melting point 170.1-173.4 °C
Boiling point 544.1±60.0 °C(Predicted)
density 1.48±0.1 g/cm3(Predicted)
storage temp. 2-8°C
solubility DMSO: >20mg/mL
form white powder
pka8.26±0.70(Predicted)
color White to off-white
InChI1S/C14H15NO5S/c15-21(17,18)20-9-6-7-11-10-4-2-1-3-5-12(10)14(16)19-13(11)8-9/h6-8H,1-5H2,(H2,15,17,18)
InChIKeyDSLPMJSGSBLWRE-UHFFFAOYSA-N
SMILESNS(=O)(=O)Oc1ccc2C3=C(CCCCC3)C(=O)Oc2c1
Safety Information
WGK Germany 3
Storage Class11 - Combustible Solids
MSDS Information
6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c][1]benzopyran-3-yl sulfaMate Usage And Synthesis
UsesSTX64 is a potent, irreversible inhibitor of steroid sulfatase.
Biochem/physiol ActionsSTX64 is a potent, irreversible inhibitor of steroid sulfatase. Inhibition of steroid sulfatase (STS), the enzyme responsible for the hydrolysis of steroid sulfates, represents a potential novel treatment for postmenopausal women with hormone-dependent breast cancer. Estrone and DHEA are formed by this sulfatase pathway and can be converted to steroids (estradiol and androstenediol, respectively), which have potent estrogenic properties. STX64 (667 coumate) is a potent tricylic coumarin-based sulfamate that irreversibly inhibits STS activity (IC50 = 8 nM in a placental microsomal assay system). Estrone sulfamate (EMATE) is also a potent STS inhibitor, but has estrogenic activity.
in vivo

Irosustat potently inhibits rat liver, with inhibition of >90% when at a 1 mg/kg concentration. Irosustat (2 mg/kg, p.o. for 5 d) blocks the uterine growth stimulated by oestrone sulfate (E1S) in ovariectomized rats. In addition, Irosustat (2, 10 mg/kg, p.o.) plus E1S dose-dependently decreases the growth of NMU-induced mammary tumors in ovariectomized rats[1]. Irosustat (667 COUMATE; 10 mg/kg, p.o.) shows 97.9 ± 0.06% inhibition on steroid sulphatase (STS) activity in rat liver[2].

storageStore at -20°C
6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c][1]benzopyran-3-yl sulfaMate Preparation Products And Raw materials
Tag:6-oxo-6,7,8,9,10,11-hexahydrocyclohepta[c][1]benzopyran-3-yl sulfaMate(288628-05-7) Related Product Information
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