Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2,3-dimethyl-1,4-dihydronaphthalene-1,4-dione
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,4-Naphthalenedione,2,3-dimethyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

2197-57-1

2197-57-1 structure

2197-57-1 structure

Name: 1,4-Naphthalenedione,2,3-dimethyl-
Chemical Name: 2,3-dimethylnaphthalene-1,4-dione
CAS Number: 2197-57-1
Molecular Formula: C₁₂H₁₀O₂
Molecular Weight: 186.20700
Create Date: 2017-08-02 17:28:54
Modify Date: 2025-08-26 03:49:11

Name	2,3-dimethylnaphthalene-1,4-dione
Synonyms	2,3-dimethylnaphtho-1,4-quinone 2,3-Dimethyl-1,4-naphthoquinone USAF SN-29 1,4-Naphthalenedione,2,3-dimethyl 2,3-Dimethylnaphthoquinone 1,4-NAPHTHOQUINONE,2,3-DIMETHYL 2,3-dimethyl-1,4-dihydronaphthalene-1,4-dione

Density	1.174g/cm3
Boiling Point	312.5ºC at 760mmHg
Molecular Formula	C₁₂H₁₀O₂
Molecular Weight	186.20700
Flash Point	116.9ºC
Exact Mass	186.06800
PSA	34.14000
LogP	2.40200
Vapour Pressure	0.000527mmHg at 25°C
Index of Refraction	1.574

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QL8050000

CHEMICAL NAME :: 1,4-Naphthoquinone, 2,3-dimethyl-

CAS REGISTRY NUMBER :: 2197-57-1

BEILSTEIN REFERENCE NO. :: 2044697

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C12-H10-O2

MOLECULAR WEIGHT :: 186.22

WISWESSER LINE NOTATION :: L66 BV EVJ C1 D1

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 :: 100 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	2914690090

Precursor 10
581-40-8 35896-52-7 64-19-7 130-15-4
58-27-5 67-68-5 78870-54-9 53948-58-6
684262-76-8 608-43-5
DownStream 10
21564-92-1 103-19-5 74408-26-7 74408-27-8
150-60-7 74408-29-0 74408-28-9 89676-51-7
89676-52-8 89676-53-9

HS Code	2914690090
Summary	2914690090 other quinones。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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