Home > All categories> Biochemicals and Pharmaceutical Chemicals> Pharmaceutical Impurities> 4-hydroxycoumarin

4-hydroxycoumarin

Get Latest Price >

FOB Price contact us for price

Origin: China

Cas No: 1076-38-6

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

Vendor:

Payment Terms:

Inquiry now

* Send an Inquiry to us

Add to wishlist

* Name your price
* Start order doesn't mean buying now

Products Specification
Product Description

Quick Details

CAS No.:: 1076-38-6

Other Names:: 4-Hydroxy-1-benzopyran-2-one

MF:: C9H6O3

EINECS No.:: 1076-38-6

Place of Origin:: Shandong, China

Type:: Agrochemical Intermediates, Dyestuff Intermediates, Flavor & Fragrance Intermediates, Pharmaceutical Intermediates, Syntheses Material Intermediates

Purity:: ≥99%

Brand Name:: FinerChem

Model Number:: 1076-38-6

Application:: Organic intermediate

Appearance:: Powder

Product Name:: 4-Hydroxycoumarin

CAS:: 1076-38-6

Melting point:: 210-215

Packaging&Delivery

Packaging Details: Aluminium foil bag for within 10kg, 25kg/Fiber drum, 25kg/kraft bag

Port: SHANGHAI, QINGDAO , BEIJING, SHENZHEN , DALIAN

Lead Time:

Quantity(Kilograms)	1 - 500	>500
Est. Time(days)	4	To be negotiated

Products Description

Product Name	4-Hydroxycoumarin
CAS No.	1076-38-6
Appearance	Powder
Assay	≥99%
Capacity	2000mt/year
Min.packing	1gram
Application	Organic intermediate
Standard	Export
Brand	Finerchem
More information	Molecular Formula: C9H6O3 Molecular Weight: 162.14 CAS Registry Number: 1076-38-6 EINECS: 214-060-2 Melting point: 210-215 ºC

Property

CAS No.: 1076-38-6 Formula: C9H6O3 Molecular Weight: 162.14200

Description

4-Hydroxycoumarin is a coumarin derivative with a hydroxy group at the 4-position.

Basic Info

Chemical Name	4-hydroxycoumarin
Synonyms	4-hydroxy-2H-benzopyran-2-one; Benzotertonicacid; 4-hydroxy-coumari; 4-Coumarinol; benzotetronic acid; COUMARIN KIT; 4-Hydroxycoumarin; 4-Hydroxy Coumarin; 2H-1-Benzopyran-2-one, 4-hydroxy-; 4-hydroxy-2-chromenone; 4-HYDROXYCUMARIN; COUMARINOL; 4-hydroxy-2H-chromen-2-one; 4-Coumaryl alcohol; HydroxyCoumarin;
CAS No.	1076-38-6
Molecular Formula	C9H6O3
Molecular Weight	162.14200
PSA	50.44000
LogP	1.49860

Properties

Appearance & Physical State	light yellow to brown crystalline powder
Density	1.446 g/cm3
Boiling Point	352.41ºC at 760 mmHg
Melting Point	210-215ºC
Flash Point	165.353ºC
Water Solubility	PRACTICALLY INSOLUBLE
Stability	Stable at room temperature in closed containers under normal storage and handling conditions.
Storage Condition	Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Safety Info

RTECS	DJ3100000
Safety Statements	S26-S36
HS Code	29322980
WGK Germany	3
Risk Statements	R22; R36/37/38
Hazard Codes	Xi

Synthesis Route

3-oxo-3-phenoxypropanoic acid+phosphorus pentachloride→4-hydroxycoumarin+4-hydroxypyrano[3,2-c]chromene-2,5-dione
2'-Hydroxyacetophenone+Diethyl carbonate→4-hydroxycoumarin
4-prop-2-enoxychromen-2-one→4-hydroxycoumarin

GC Analysis

Column type	Active phase	Temperature (°C)	Retention Index (I)	Temperature Control Method
Capillary	LM-1	170.	1656.	isothermal
Capillary	LM-1	190.	1665.	isothermal
Capillary	LM-1	210.	1652.	isothermal

Precursor

4-prop-2-enoxychromen-2-one
2'-Hydroxyacetophenone
3-carbethoxy-4-hydroxycoumarin
Diethyl carbonate

Downstream Product

4-hydroxy-2-oxochromene-3-carbonitrile
4-hydroxy-3-(3-oxo-1,3-diphenylpropyl)chromen-2-one
4-(2-phenylethylamino)chromen-2-one
2H-1-Benzopyran-2-one, 4-(pentylamino)- (en)

Hot tags: 4-hydroxycoumarin, China, manufacturers, suppliers, factory, wholesale, low price, high quality