Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
Stocking Period: 10 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Naphthalenecarboxylicacid, 1,2,3,4-tetrahydro-1-methyl-4-oxo-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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63979-17-9

63979-17-9 structure

63979-17-9 structure

Name: 2-Naphthalenecarboxylicacid, 1,2,3,4-tetrahydro-1-methyl-4-oxo-
Chemical Name: 1-methyl-4-oxo-2,3-dihydro-1H-naphthalene-2-carboxylic acid
CAS Number: 63979-17-9
Molecular Formula: C₁₂H₁₂O₃
Molecular Weight: 204.22200
Create Date: 2017-09-04 12:54:57
Modify Date: 2025-11-25 12:43:25

Name	1-methyl-4-oxo-2,3-dihydro-1H-naphthalene-2-carboxylic acid
Synonyms	2-NAPHTHOIC ACID,1-METHYL-4-OXO-1,2,3,4-TETRAHYDRO 3-Naphthoic acid,1,2,3,4-tetrahydro-4-methyl-1-oxo USAF ND-55 4-Methyl-1-tetralone-3-carboxylic acid

Density	1.237g/cm3
Boiling Point	377.8ºC at 760mmHg
Molecular Formula	C₁₂H₁₂O₃
Molecular Weight	204.22200
Flash Point	196.5ºC
Exact Mass	204.07900
PSA	54.37000
LogP	2.07730
Index of Refraction	1.568

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QL2290000

CHEMICAL NAME :: 2-Naphthoic acid, 1-methyl-4-oxo-1,2,3,4-tetrahydro-

CAS REGISTRY NUMBER :: 63979-17-9

LAST UPDATED :: 199012

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C12-H12-O3

MOLECULAR WEIGHT :: 204.24

WISWESSER LINE NOTATION :: L66 BVT&J DVQ E1

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 :: 200 mg/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689

HS Code	2918300090

HS Code	2918300090
Summary	2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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