1-(2,5-xylylazo)-2-naphthol

Modify Date: 2024-03-02 17:50:40

1-(2,5-xylylazo)-2-naphthol Structure
1-(2,5-xylylazo)-2-naphthol structure
Common Name 1-(2,5-xylylazo)-2-naphthol
CAS Number 85-82-5 Molecular Weight 276.33200
Density 1.14g/cm3 Boiling Point 487.1ºC at 760 mmHg
Molecular Formula C18H16N2O Melting Point N/A
MSDS N/A Flash Point 323.5ºC

 Names

Name 1-[(E)-(2,4-Dimethylphenyl)diazenyl]-2-naphthol
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.14g/cm3
Boiling Point 487.1ºC at 760 mmHg
Molecular Formula C18H16N2O
Molecular Weight 276.33200
Flash Point 323.5ºC
Exact Mass 276.12600
PSA 44.95000
LogP 5.57760
Index of Refraction 1.615

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QL5950000
CHEMICAL NAME :
2-Naphthol, 1-(2,5-xylylazo)-
CAS REGISTRY NUMBER :
85-82-5
BEILSTEIN REFERENCE NO. :
0919875
LAST UPDATED :
199612
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C18-H16-N2-O
MOLECULAR WEIGHT :
276.36
WISWESSER LINE NOTATION :
L66J BNUNR B1 E1& CQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
28 gm/kg/20W-I
TOXIC EFFECTS :
Blood - pigmented or nucleated red blood cells Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
REFERENCE :
JPPMAB Journal of Pharmacy and Pharmacology. (Pharmaceutical Soc. of Great Britain, 1 Lambeth High St., London SEI 7JN, UK) V.1- 1949- Volume(issue)/page/year: 8,417,1956
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
231 gm/kg/44W-C
TOXIC EFFECTS :
Related to Chronic Data - death
REFERENCE :
JPPMAB Journal of Pharmacy and Pharmacology. (Pharmaceutical Soc. of Great Britain, 1 Lambeth High St., London SEI 7JN, UK) V.1- 1949- Volume(issue)/page/year: 8,417,1956 ** TUMORIGENIC DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
29 gm/kg/52W
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Gastrointestinal - tumors
REFERENCE :
BJCAAI British Journal of Cancer. (Macmillan Press Ltd., Houndmills, Basingstoke, Hants. RG21 2XS, UK) V.1- 1947- Volume(issue)/page/year: 10,653,1956 *** REVIEWS *** TOXICOLOGY REVIEW ARVPAX Annual Review of Pharmacology. (Palo Alto, CA) V.1-15, 1961-75. For publisher information, see ARPTDI. Volume(issue)/page/year: 14,127,1974 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - A1333 No. of Facilities: 59 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 118 (estimated)

 Safety Information

HS Code 2927000090

 Synthetic Route

~%

1-(2,5-xylylazo)-2-naphthol Structure

1-(2,5-xylylazo...

CAS#:85-82-5

Literature: Bamberger; Destraz Chemische Berichte, 1902 , vol. 35, p. 1883

 Customs

HS Code 2927000090
Summary 2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 Synonyms

Benzenesulfonic acid,2,5-dimethyl
p-Xylene-2-sulphonic acid
p-Xylene-2-sulfonic acid
2,5-Dimethyl-benzenesulfonic acid
2,5-Xylenesulfonic acid
p-xylenesulfonic acid
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