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Product Name: 1H-Naphtho[2,1-b]pyran-1-one,3-(ethylmethylamino)-
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52053-74-4

52053-74-4 structure

52053-74-4 structure

Name: 1H-Naphtho[2,1-b]pyran-1-one,3-(ethylmethylamino)-
Chemical Name: 3-[ethyl(methyl)amino]benzo[f]chromen-1-one
CAS Number: 52053-74-4
Molecular Formula: C₁₆H₁₅NO₂
Molecular Weight: 253.29600
Create Date: 2016-02-26 02:42:42
Modify Date: 2025-09-27 12:03:59

Name	3-[ethyl(methyl)amino]benzo[f]chromen-1-one
Synonyms	1H-NAPHTHO(2,1-b)PYRAN-1-ONE,3-(ETHYLMETHYLAMINO) 1-Oxo-3-(N-metil-N-etil)ammino-1H-nafto(2,1-b)pirano [Italian] 3-(N-Ethyl-N-methyl)amino-1H-naphtho(2,1-b)pyran-1-one K 8409

Density	1.22g/cm3
Boiling Point	391.9ºC at 760 mmHg
Molecular Formula	C₁₆H₁₅NO₂
Molecular Weight	253.29600
Flash Point	190.8ºC
Exact Mass	253.11000
PSA	33.45000
LogP	3.40230
Index of Refraction	1.653

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QL6165000

CHEMICAL NAME :: 1H-Naphtho(2,1-b)pyran-1-one, 3-(ethylmethylamino)-

CAS REGISTRY NUMBER :: 52053-74-4

BEILSTEIN REFERENCE NO. :: 1645590

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C16-H15-N-O2

MOLECULAR WEIGHT :: 253.32

WISWESSER LINE NOTATION :: T B666 CV FOJ EN2&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 34,535,1979

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 600 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 33,822,1978

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