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5247-85-8

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Basic Information
CAS No.: 5247-85-8
Name: 2H-naphtho[1,8-bc]furan-2-one
Article Data: 10
Molecular Structure:
Molecular Structure of 5247-85-8 (2H-naphtho[1,8-bc]furan-2-one)
Formula: C11H6O2
Molecular Weight: 170.167
Synonyms: 2H-naphtho[1,8-bc]furan-2-one
Density: 1.389g/cm3
Melting Point: 105-107℃
Boiling Point: 325.6°Cat760mmHg
Flash Point: 134.4°C
PSA: 26.30000
LogP: 2.37240
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Conditions
ConditionsYield
With water In N,N-dimethyl-formamide for 0.0833333h; Heating;100%
111054-70-7

2-N-phenylaminonaphtho<1,8-bc>furylium perchlorate

5247-85-8

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Conditions
ConditionsYield
With water In N,N-dimethyl-formamide for 0.0833333h; Heating;100%

2-dimethylaminonaphtho<1,8-bc>furylium perchlorate

5247-85-8

1,8-naphtholactone

Conditions
ConditionsYield
With water In N,N-dimethyl-formamide for 0.0833333h; Heating;100%

2-morpholinonaphtho<1,8-bc>furylium perchlorate

5247-85-8

1,8-naphtholactone

Conditions
ConditionsYield
With water In N,N-dimethyl-formamide for 0.0833333h; Heating;100%

2-N-methyl-N-phenylaminonaphtho<1,8-bc>furylium perchlorate

5247-85-8

1,8-naphtholactone

Conditions
ConditionsYield
With water In N,N-dimethyl-formamide for 0.0833333h; Heating;100%
130-00-7

1,8-naphtholactam

5247-85-8

1,8-naphtholactone

Conditions
ConditionsYield
Stage #1: 1,8-naphtholactam With sodium hydroxide In water
Stage #2: With hydrogenchloride; sodium nitrite In water Heating;		70%
With sodium hydroxide; sodium nitrite In water59%
129-02-2

8-amino-[1]naphthoic acid

5247-85-8

1,8-naphtholactone

Conditions
ConditionsYield
With potassium nitrite; alkaline solution Behandeln mit verd. Schwefelsaeure;
1729-99-3

8-bromonaphthalene-1-carboxylic acid

5247-85-8

1,8-naphtholactone

Conditions
ConditionsYield
With sodium hydroxide; copper Erwaermen des Reaktionsprodukts;
73388-53-1

N-methyl-8-hydroxy-1-naphthamide

5247-85-8

1,8-naphtholactone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1) POCl3, 2) aq.HClO4 / 1) reflux, 5-7 min, 2) 0 deg C, 20-30 min
2: 100 percent / H2O / dimethylformamide / 0.08 h / Heating
View Scheme
69674-57-3

N,N-Dimethyl-8-hydroxy-naphthalin-1-carboxamid

5247-85-8

1,8-naphtholactone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1) POCl3, 2) aq.HClO4 / 1) reflux, 5-7 min, 2) 0 deg C, 20-30 min
2: 100 percent / H2O / dimethylformamide / 0.08 h / Heating
View Scheme
Raw Materials
81-84-5
130-00-7
86-55-5
1729-99-3
129-02-2
Downstream Products
86-55-5
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1769-88-6
131421-25-5
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