Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Naphtho[7,8,1,2,3-nopqr]tetraphene
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: dibenzo[def,mno]chrysene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

191-26-4

191-26-4 structure

191-26-4 structure

Name: Naphtho[7,8,1,2,3-nopqr]tetraphene
Chemical Name: Anthanthrene
CAS Number: 191-26-4
Molecular Formula: C₂₂H₁₂
Molecular Weight: 276.331
Catalog: analytical chemistry Standard Volatile Organic Compounds (VOCs)
Create Date: 2018-06-17 11:38:40
Modify Date: 2025-08-27 15:49:13

Name	Anthanthrene
Synonyms	Dibenzo[def,mno]chrysene Naphtho[7,8,1,2,3-nopqr]tetraphene Anthranthrene Antranthrene Anthanthren anthantrene

Density	1.4±0.1 g/cm3
Boiling Point	497.1±12.0 °C at 760 mmHg
Melting Point	261ºC
Molecular Formula	C₂₂H₁₂
Molecular Weight	276.331
Flash Point	247.2±13.7 °C
Exact Mass	276.093903
LogP	6.89
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	2.009

CHEMICAL IDENTIFICATION

RTECS NUMBER :: HO5900000

CHEMICAL NAME :: Dibenzo(def,mno)chrysene

CAS REGISTRY NUMBER :: 191-26-4

BEILSTEIN REFERENCE NO. :: 2052392

LAST UPDATED :: 199710

DATA ITEMS CITED :: 11

MOLECULAR FORMULA :: C22-H12

MOLECULAR WEIGHT :: 276.34

WISWESSER LINE NOTATION :: L B6666 C6 D6 4ABCD VJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Implant

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 4150 ug/kg

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Lungs, Thorax, or Respiration - tumors Tumorigenic - tumors at site of application

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 263 mg/kg/30W-I

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Skin and Appendages - tumors Tumorigenic - tumors at site of application

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2100 mg/kg/88W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Implant

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 5 mg/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Tumorigenic - tumors at site of application

MUTATION DATA

TYPE OF TEST :: DNA adduct

TEST SYSTEM :: Mammal - species unspecified Lymphocyte

DOSE/DURATION :: 30 umol/L

REFERENCE :: CBINA8 Chemico-Biological Interactions. (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1969- Volume(issue)/page/year: 47,87,1983 *** REVIEWS *** IARC Cancer Review:Animal Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 32,95,1983 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 32,95,1983 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315
Hazard Codes	F: Flammable;Xn: Harmful;
Risk Phrases	R11
Safety Phrases	36/37-62
RIDADR	UN 2811
RTECS	HO5900000
Packaging Group	III
Hazard Class	6.1(b)
HS Code	2902909090

Precursor 4
641-13-4 72391-96-9 10034-85-2 872294-43-4
DownStream 5
31927-64-7 63040-55-1 63040-58-4 641-13-4
41217-05-4

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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