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4,7-DIHYDROXYCOUMARIN structure, CAS 1983-81-9

4,7-DIHYDROXYCOUMARIN

CAS Number1983-81-9

Synonyms4,7-dihydroxy-2H-1-benzopyran-2-one; 4,7-Dihydroxycoumarin; Coumarin,4,7-dihydroxy; 4,7-dihydroxy-2H-chromen-2-one; 4,7-Dihydroxy-cumarin; 4,7-Dihydroxy-coumarin; 4,7-dihydroxy-chromen-2-one; 4,7-Dihydroxy-2-oxo-2H-1-benzopyran; 2H-1-BENZOPYRAN-2-ONE,4,7-DIHYDROXY; 2,7-dihydroxychromen-4-one

Molecular FormulaC9H6O4

Molecular Weight178.14

Purity

Density1.612g/cm3

Boiling Point390ºC at 760mmHg

Melting Point263 °C(dec.)

Flash Point

AppearanceSolid;Light yellow to Yellow to Orange powder to crystal

EINECS

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Symbol

Signal Word

Cat. No.: 2A-3181772 Purity:
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Quality Control of [ 1983-81-9 ] SDS Specification MoL

COA NMR CNMR HPLC LC-MS
Chemical & Physical Properties
CAS Number1983-81-9
Catalog No.2A-3181772
Chinese Name4,7-二羟基香豆素
Synonyms4,7-dihydroxy-2H-1-benzopyran-2-one; 4,7-Dihydroxycoumarin; Coumarin,4,7-dihydroxy; 4,7-dihydroxy-2H-chromen-2-one; 4,7-Dihydroxy-cumarin; 4,7-Dihydroxy-coumarin; 4,7-dihydroxy-chromen-2-one; 4,7-Dihydroxy-2-oxo-2H-1-benzopyran; 2H-1-BENZOPYRAN-2-ONE,4,7-DIHYDROXY; 2,7-dihydroxychromen-4-one
Molecular FormulaC9H6O4
Molecular Weight178.14
Density1.612g/cm3
Boiling Point390ºC at 760mmHg
Melting Point263 °C(dec.)
AppearanceSolid;Light yellow to Yellow to Orange powder to crystal
Storage Conditionroom temperature, dry
HTC2932209090
PubChem ID329764957
MDL NumberMFCD00203882
SMILESO=c1cc(O)c2ccc(O)cc2o1
InChIInChI=1S/C9H6O4/c10-5-1-2-6-7(11)4-9(12)13-8(6)3-5/h1-4,10,12H
InChI KeyCYSRKZFPSNZSCS-UHFFFAOYSA-N
NACRES CodeNA.22
UNSPSC12352100
Tax Rebate13.0%
SupervisionNone. MFN tariff: 6.5%. Ordinary tariff: 20.0%
Transport InfoProduct name: Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
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