Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: [4,4'-Bi-7H-benz[de]anthracene]-7,7'-dione
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

116-90-5

116-90-5 structure

116-90-5 structure

Name: [4,4'-Bi-7H-benz[de]anthracene]-7,7'-dione
Chemical Name: 4-(7-oxobenzo[a]phenalen-4-yl)benzo[a]phenalen-7-one
CAS Number: 116-90-5
Molecular Formula: C₃₄H₁₈O₂
Molecular Weight: 458.50600
Create Date: 2017-07-20 20:11:11
Modify Date: 2025-08-25 13:26:33

Name	4-(7-oxobenzo[a]phenalen-4-yl)benzo[a]phenalen-7-one
Synonyms	[4,4'-bi-7H-benz(de)anthracene]-7,7'-dione Benzanthronyl EINECS 204-164-6 4,4'-Dibenzanthronyl [4,4']Bi(benz[de]anthracenyl)-7,7'-dion [4,4']bi[benz[de]anthracenyl]-7,7'-dione 4,4'-bibenzanthronyl 7H-Benz(de)anthracen-7-one,4,4'-di 4,4'-Dibenzanthronil Dibenzonyl Dibenzanthronyl-(2.2') <2.2'>Bibenzanthronyl 4,4'-Di-7H-benz(de)anthracen-7-one

Density	1.373g/cm3
Boiling Point	712.2ºC at 760 mmHg
Molecular Formula	C₃₄H₁₈O₂
Molecular Weight	458.50600
Flash Point	252.5ºC
Exact Mass	458.13100
PSA	34.14000
LogP	8.08280
Vapour Pressure	3.95E-20mmHg at 25°C
Index of Refraction	1.793

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CX5079000

CHEMICAL NAME :: 7H-Benz(de)anthracen-7-one, 4,4'-di-

CAS REGISTRY NUMBER :: 116-90-5

BEILSTEIN REFERENCE NO. :: 2024432

LAST UPDATED :: 199701

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C34-H18-O2

MOLECULAR WEIGHT :: 458.52

WISWESSER LINE NOTATION :: L C6666 1A Q IVJ M- ML C6666 1A Q IVJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,297,1986 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2400 mg/kg

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

REFERENCE :: RPTOAN Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 40,137,1977

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1100 mg/kg

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

REFERENCE :: RPTOAN Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 40,137,1977 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 24 gm/kg/30D-I

TOXIC EFFECTS :: Blood - other changes Blood - changes in other cell count (unspecified) Blood - changes in erythrocyte (RBC) count

REFERENCE :: RPTOAN Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 40,137,1977

HS Code	2914690090

Precursor 9
82-05-3 82-04-2 1865-45-8 100-61-8
64-17-5 95-50-1 67-63-0 71-43-2
108-90-7
DownStream 3
116-71-2 128-64-3 128-59-6

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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