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ChemicalBook >> CAS DataBase List >>4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one

4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one

4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one Structure
4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one structure
CAS No.
196597-77-0
Chemical Name:
4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one
Synonyms
4,5-Dibromo-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one;Ramelteon-9;Ramelteon Impurity K;Ramelteon Imputiry I;RaMelteon iMpurity I;Ramelteon Impurity 29;4,5-dibromo-1,2,6,7-tetrahydroindeno[5,4-b]furan-8-one;4,5-DibroMo-6,7-dihydro-1H-indeno[5,4-b]furan-8(2H)-one;4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-β]furan-8-one;4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one
CBNumber:
CB91175801
Molecular Formula:
C11H8Br2O2
Molecular Weight:
331.99
MDL Number:
MFCD09955084
MOL File:
196597-77-0.mol
MSDS File:
SDS
Last updated:2026-11-04 16:52:47
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4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one Properties

Melting point 224-2260C
Boiling point 448.6±45.0 °C(Predicted)
Density 1.981±0.06 g/cm3 (20 ºC 760 Torr)
storage temp. Refrigerator
solubility Chloroform, Dichloromethane, Methanol
form Solid
color White
Comptox DTXSID DTXSID50471201

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P280-P301+P312-P302+P352-P305+P351+P338

4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one price More Price(31)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 271937 4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one Asreported 196597-77-0 10mg $403 2026-06-03 Buy
Usbiological 271937 4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one Asreported 196597-77-0 25mg $602 2026-06-03 Buy
Usbiological 271937 4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one Asreported 196597-77-0 50mg $905 2026-06-03 Buy
Usbiological 271937 4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one Asreported 196597-77-0 100mg $1397 2026-06-03 Buy
Usbiological 271937 4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one Asreported 196597-77-0 250mg $2234 2026-06-03 Buy
Product number Packaging Price Buy
271937 10mg $403 Buy
271937 25mg $602 Buy
271937 50mg $905 Buy
271937 100mg $1397 Buy
271937 250mg $2234 Buy

4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one Chemical Properties, Uses, Production

Chemical Properties

White Solid

Uses

A tricyclic indan derivative as receptor agonist; a therapeutic agent for sleep disorders.

4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one Preparation Products And Raw materials

Raw materials

Preparation Products

2H-Indeno[5,4-b]furan, 1,6,7,8-tetrahydro- 1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one 2,6,7,8-Tetrahydro-1H-indeno[5,4-b]furan-8-ylethylamine

4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one Suppliers

Global Suppliers ( 87)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Adamas Reagent, Ltd. 4006009262 13023226327 hmj@titansci.com China 14097 59
Chemsky（shanghai）International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
Haoyuan Chemexpress Co., Ltd. 021-58950125 info@chemexpress.com China 7544 61
Shanghai Yolne Chemical Co., Ltd. 021-62960152 934678158@qq.com China 9886 55
Megchem Co., Ltd. +86 (21) 5471-7132 China 343 58
Bide Pharmatech Ltd. 400-164-7117 18317119277 product02@bidepharm.com China 40000 60
Quality Control Solutions Ltd. 0755-66853366 13670046396 orders@qcsrm.com China 18188 56
Wuxi Zhongkun Biochemical Technology Co., Ltd. 0510-85629785 18013409632; sales@reading-chemicals.com China 15165 58
Shanghai AECOM Biotechnology Co. , Ltd. 021-021-20956531 15121039011 zhujingyan@maxvax.cn China 243 55
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Adamas Reagent, Ltd. 59
Chemsky（shanghai）International Co.,Ltd. 50
Haoyuan Chemexpress Co., Ltd. 61
Shanghai Yolne Chemical Co., Ltd. 55
Megchem Co., Ltd. 58
Bide Pharmatech Ltd. 60
Quality Control Solutions Ltd. 56
Wuxi Zhongkun Biochemical Technology Co., Ltd. 58
Shanghai AECOM Biotechnology Co. , Ltd. 55

View Latest Price from 4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Ramelteon Imputiry I pictures 2026-03-12 Ramelteon Imputiry I
196597-77-0
 10mg 0.98 5g ShenZhen H&D Pharmaceutical Technology Co., LTD

196597-77-0 (4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one) Related Search:

Ramelteon Impurity 6 Ramelteon Metabolite M-II 1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one N-[2-(1,6,7,8-Tetrahydro-2H-indeno[5,4-b]furan-8-yl)ethyl]propanamide 3-(6,7-Dibromo-2,3-dihydrobenzofuran-5-yl)propanoic Acid
PropanaMide, N-[2-(1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)ethyl]- N-(2-(2,6,7,8-tetrahydro-1H-indeno[5,4-b]furan-8-yl)ethyl)propionaMide 4-Acetyl RaMelteon Ramelteon Impurity 10 (R)-Ramelteon
(E)-2-(1,6,7,8-Tetrahydro-2H-indeno[5,4-b]furan-8-ylidene)ethylamine 2,6,7,8-tetrahydro-1H-indeno[5,4-b]furan-8-ol Ramelteon 2-(1,6,7,8-Tetrahydro-2H-indeno[5,4-b]furan-8-yl)ethylaMine hydrochloride N-(2-(2,6,7,8-tetrahydro-1H-indeno[5,4-b]furan-8-yl)ethyl)isobutyraMide
4-Hydroxy Ramelteon (S)-2-(2,6,7,8-tetrahydro-1H-indeno[5,4-b]furan-8-yl)acetonitrile Acetonitrile, (1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)-, (2E)-

1of4

4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one 4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-β]furan-8-one 8H-Indeno[5,4-b]furan-8-one, 4,5-dibroMo-1,2,6,7-tetrahydro- 4,5-dibromo-1,2,6,7-tetrahydroindeno[5,4-b]furan-8-one 4,5-DibroMo-6,7-dihydro-1H-indeno[5,4-b]furan-8(2H)-one Ramelteon Impurity 29 RaMelteon iMpurity I Ramelteon-9 Ramelteon Imputiry I Ramelteon Impurity K 4,5-dibromo-1,2,6,7-tetrahydrocyclopenta[e][1]benzofuran-8-one 4,5-Dibromo-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one 196597-77-0 C11H8Br2O2 Aromatics Heterocycles Aromatics Compounds