Coumarone

Modify Date: 2026-07-04 00:49:05

Coumarone Structure
Coumarone structure
Common Name Coumarone
CAS Number 271-89-6 Molecular Weight 118.133
Density 1.1±0.1 g/cm3 Boiling Point 174.0±0.0 °C at 760 mmHg
Molecular Formula C8H6O Melting Point -18ºC
MSDS Chinese USA Flash Point 56.1±0.0 °C
Symbol GHS02 GHS08
GHS02, GHS08
Signal Word Warning

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1-benzofuran
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.1±0.1 g/cm3
Boiling Point 174.0±0.0 °C at 760 mmHg
Melting Point -18ºC
Molecular Formula C8H6O
Molecular Weight 118.133
Flash Point 56.1±0.0 °C
Exact Mass 118.041862
PSA 13.14000
LogP 2.67
Vapour Pressure 1.7±0.3 mmHg at 25°C
Index of Refraction 1.600
InChIKey IANQTJSKSUMEQM-UHFFFAOYSA-N
SMILES c1ccc2occc2c1
Water Solubility insoluble

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DF6423800
CHEMICAL NAME :
Benzofuran
CAS REGISTRY NUMBER :
271-89-6
BEILSTEIN REFERENCE NO. :
0107704
LAST UPDATED :
199710
DATA ITEMS CITED :
19
MOLECULAR FORMULA :
C8-H6-O
MOLECULAR WEIGHT :
118.14
WISWESSER LINE NOTATION :
T56 BOJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
7 gm/kg/14D-I
TOXIC EFFECTS :
Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
16250 mg/kg/13W-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Kidney, Ureter, Bladder - changes in both tubules and glomeruli
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
32500 mg/kg/13W-I
TOXIC EFFECTS :
Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
437 mg/kg/14D-I
TOXIC EFFECTS :
Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
61800 mg/kg/2Y-C
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - Kidney tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
30900 mg/kg/2Y-C
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Gastrointestinal - tumors Liver - tumors
TYPE OF TEST :
Mutation test systems - not otherwise specified

MUTATION DATA

TYPE OF TEST :
Sister chromatid exchange
TEST SYSTEM :
Rodent - hamster Ovary
DOSE/DURATION :
199 mg/L
REFERENCE :
NTPTR* National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-370,1989 *** REVIEWS *** IARC Cancer Review:Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 63,431,1995 IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 63,431,1995 IARC Cancer Review:Group 2B IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 63,431,1995 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M3271 No. of Facilities: 40 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 111 (estimated)

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS02 GHS08
GHS02, GHS08
Signal Word Warning
Hazard Statements H226-H351-H412
Precautionary Statements P273-P281
Hazard Codes Xn:Harmful
Risk Phrases R10;R40
Safety Phrases S36/37-S16
RIDADR UN 1993 3/PG 3
WGK Germany 3
RTECS DF6423800
Packaging Group III
Hazard Class 3
HS Code 29329900

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2932999099
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles3

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Rational design of novel CYP2A6 inhibitors.

Bioorg. Med. Chem. 22(23) , 6655-64, (2015)

Inhibition of CYP2A6-mediated nicotine metabolism can reduce cigarette smoking. We sought potent and selective CYP2A6 inhibitors to be used as leads for drugs useful in smoking reduction therapy, by e...

Cyclooxygenase 2 inhibitor celecoxib inhibits glutamate release by attenuating the PGE2/EP2 pathway in rat cerebral cortex endings.

J. Pharmacol. Exp. Ther. 351(1) , 134-45, (2014)

The excitotoxicity caused by excessive glutamate is a critical element in the neuropathology of acute and chronic brain disorders. Therefore, inhibition of glutamate release is a potentially valuable ...

Targeting kidney CLC-K channels: pharmacological profile in a human cell line versus Xenopus oocytes.

Biochim. Biophys. Acta 1838(10) , 2484-91, (2014)

CLC-K chloride channels play a crucial role in kidney physiology and genetic mutations, affecting their function are responsible for severe renal salt loss in humans. Thus, compounds that selectively ...

 CoumaroneBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Luminescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: mu-type opioid receptor isoform MOR-1 [Homo sapiens]
External Id: OPRM1-OPRD1_AG_LUMI_1536_1X%ACT PRUN
Name: Primary qHTS assay for inhibitors of alpha-synuclein gene (SNCA) expression
Source: NCGC
External Id: SNCA-p-activity-luciferase
Name: Fluorescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_AG_FLUO8_1536_1X%ACT PRUN
Name: Fluorescence-based cell-based primary high throughput screening assay to identify pos...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_PAM_FLUO8_1536_1X%ACT PRUN
Name: Fluorescence polarization-based biochemical high throughput primary assay to identify...
Source: The Scripps Research Institute Molecular Screening Center
Target: RecName: Full=Sialate O-acetylesterase; AltName: Full=H-Lse; AltName: Full=Sialic acid-specific 9-O-acetylesterase; Flags: Precursor [Homo sapiens]
External Id: SIAE_INH_FP_1536_1X%INH PRUN
Name: p53 small molecule agonists, cell-based qHTS assay
Source: 824
External Id: P53344
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Coumarone
4-Chlorosulfonyl-2,1,3-benzothiadiazole
MFCD00005847
2,1,3-benzothiadiazole-4-sulfonylchloride
Benzo<a>pyrene
Benzo-2,1,3-thiadiazole-4-sulphonyl chloride
2,3-Benzofuran
EINECS 205-982-6
2,1,3-benzothiadiazol-4-sulfonyl chloride
1-Benzofuran
Benzofuran
benzofuran-
2,1,3-Benzothiadiazole,4-chlorosulfonyl
3,4-benzopyrene
2,3,4-TRIFLUOROBENZENEETHANOL
benzo[b]furan
2,1,3-benzothiadiazole-4-sulphonyl chloride

 Coumarone | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the polar surface area (PSA) of 1-benzofuran?
A: Polar surface area (PSA) of 1-benzofuran is 13.14000.
Q: What is the boiling point of 1-benzofuran?
A: Boiling point of 1-benzofuran is 174.0±0.0 °C at 760 mmHg.
Q: What is the CAS number of 1-benzofuran?
A: CAS number of 1-benzofuran is 271-89-6.
Q: What is the SMILES notation of 1-benzofuran?
A: SMILES notation of 1-benzofuran is c1ccc2occc2c1.
Q: What is the molecular formula of 1-benzofuran?
A: Molecular formula of 1-benzofuran is C8H6O.
Q: What is the English name of 1-benzofuran?
A: The English name of 1-benzofuran is 1-benzofuran.
Q: What is the LogP of 1-benzofuran?
A: LogP of 1-benzofuran is 2.67.
Q: How is the water solubility of 1-benzofuran?
A: Water solubility of 1-benzofuran: insoluble.
Q: What English synonyms does 1-benzofuran have?
A: English synonyms of 1-benzofuran: Coumarone, 4-Chlorosulfonyl-2,1,3-benzothiadiazole, MFCD00005847, 2,1,3-benzothiadiazole-4-sulfonylchloride, Benzopyrene, Benzo-2,1,3-thiadiazole-4-sulphonyl chloride, 2,3-Benzofuran, EINECS 205-982-6, 2,1,3-benzothiadiazol-4-sulfonyl chloride, 1-Benzofuran, Benzofuran, benzofuran-, 2,1,3-Benzothiadiazole,4-chlorosulfonyl, 3,4-benzopyrene, 2,3,4-TRIFLUOROBENZENEETHANOL, benzo[b]furan, 2,1,3-benzothiadiazole-4-sulphonyl chloride.
Q: What are the downstream products of 1-benzofuran?
A: Related downstream products(CAS) of 1-benzofuran: 496-41-3;3131-63-3;33094-66-5;75420-78-9;69-72-7;4265-27-4;4265-25-2;5101-44-0;3782-00-1;41717-32-2.

 Coumaronefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
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