Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1,4-Naphthalenedione,5-hydroxy-7-methyl-
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,4-Naphthalenedione,5-hydroxy-7-methyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

14787-38-3

14787-38-3 structure

14787-38-3 structure

Name: 1,4-Naphthalenedione,5-hydroxy-7-methyl-
Chemical Name: 5-hydroxy-7-methylnaphthalene-1,4-dione
CAS Number: 14787-38-3
Molecular Formula: C₁₁H₈O₃
Molecular Weight: 188.17900
Create Date: 2018-09-15 00:37:27
Modify Date: 2025-08-28 06:07:34

Name	5-hydroxy-7-methylnaphthalene-1,4-dione
Synonyms	7-Methyljuglon JUGLONE,7-METHYL 7-Methyljuglone 7-methyl-5-hydroxy-1,4-naphthoquinone Ramentaceone

Density	1.371g/cm3
Boiling Point	427.2ºC at 760mmHg
Molecular Formula	C₁₁H₈O₃
Molecular Weight	188.17900
Flash Point	226.3ºC
Exact Mass	188.04700
PSA	54.37000
LogP	1.63580
Vapour Pressure	6.68E-08mmHg at 25°C
Index of Refraction	1.642

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QL8520000

CHEMICAL NAME :: 1,4-Naphthoquinone, 5-hydroxy-7-methyl-

CAS REGISTRY NUMBER :: 14787-38-3

BEILSTEIN REFERENCE NO. :: 2047829

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C11-H8-O3

MOLECULAR WEIGHT :: 188.19

WISWESSER LINE NOTATION :: L66 BV EVJ GQ I1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 50 ug/plate

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 124,25,1983

HS Code	2914690090

Precursor 8
52431-61-5 59-50-7 73311-51-0 106-51-4
69945-29-5 75445-59-9 33471-51-1 76695-92-6
DownStream 10
521-61-9 518-82-1 3300-25-2 76695-93-7
33916-25-5 17734-93-9 17734-94-0 24456-79-9
75445-60-2 86377-54-0

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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