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128-66-5

128-66-5 structure
128-66-5 structure
  • Name: Vat Yellow 4
  • Chemical Name: C.I. Vat Yellow 4
  • CAS Number: 128-66-5
  • Molecular Formula: C24H12O2
  • Molecular Weight: 332.35100
  • Catalog: Dyes and pigments dye Reduced dye
  • Create Date: 2018-03-14 08:00:00
  • Modify Date: 2024-01-06 16:36:49
  • Vat Yellow 4 is a synthetic anthraquinone vat dye. Vat Yellow 4 can be used for the dyeing of cotton, rayon, and wool by textile industries[1].
Name C.I. Vat Yellow 4
Synonyms Vat yellow 4
7,14-dihydrodibenzo[b,i]pyren-7,14-dione
dibenzochrysenedione
EINECS 204-903-2
Golden Yellow ZhKh
Yellow GK base
Tinon Golden Yellow
Helanthrene Yellow
dibenzo[b,def]chrysene-7,14-dione
dibenzo<b,i>pyrene-7,14-quinone
Dibenzpyrenequinone
Vat Golden Yellow
Tyrion Yellow
dibenzopyrenequinnone
Dibenzo<a,h>pyrene-7,14-dione
Vat Yellow ZhKh
Description Vat Yellow 4 is a synthetic anthraquinone vat dye. Vat Yellow 4 can be used for the dyeing of cotton, rayon, and wool by textile industries[1].
Related Catalog
References

[1]. Chinenye Adaobi Igwegbe, et al. Equilibrium and Kinetics Analysis on Vat Yellow 4 Uptake from Aqueous Environment by Modified Rubber Seed Shells: Nonlinear modelling. J. Mater. Environ. Sci., 2020, 11(9): 1424-1444.

Density 1.418 g/cm3
Boiling Point 606.7ºC at 760 mmHg
Molecular Formula C24H12O2
Molecular Weight 332.35100
Flash Point 219.9ºC
Exact Mass 332.08400
PSA 34.14000
LogP 5.26260
Vapour Pressure 1.15E-14mmHg at 25°C
Index of Refraction 1.792
Stability Stable. Combustible. Incompatible with strong oxidizing agents.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
HO7030000
CHEMICAL NAME :
Dibenzo(b,def)chrysene-7,14-dione
CAS REGISTRY NUMBER :
128-66-5
BEILSTEIN REFERENCE NO. :
2000679
LAST UPDATED :
199712
DATA ITEMS CITED :
11
MOLECULAR FORMULA :
C24-H12-O2
MOLECULAR WEIGHT :
332.36

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5750 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 27(4),54,1983
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2270 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 27(4),54,1983 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
79500 mg/kg/6W-I
TOXIC EFFECTS :
Liver - liver function tests impaired Blood - pigmented or nucleated red blood cells Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 27(4),54,1983 ** TUMORIGENIC DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
7420 gm/kg/2Y-C
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Blood - lymphoma, including Hodgkin's disease
REFERENCE :
NCITR* National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD) No.0-205. For publisher information, see NTPTR*. Volume(issue)/page/year: NCI-TR-134,1979
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2225 gm/kg/106W-C
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Blood - lymphoma, including Hodgkin's disease
REFERENCE :
NCITR* National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD) No.0-205. For publisher information, see NTPTR*. Volume(issue)/page/year: NCI-TR-134,1979 *** 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: 48,161,1990 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: 48,161,1990 IARC Cancer Review:Group 3 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: 48,161,1990
HS Code 2914399090
HS Code 2914399090
Summary 2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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