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83-56-7

83-56-7 structure
83-56-7 structure

Name 1,5-Dihydroxynaphthalene
Synonyms EINECS 201-487-4
1,5-Naphthalenediol
naphthalene-1,5-diol
MFCD00003980
1,5-Dihydroxynaphthalene
Density 1.3±0.1 g/cm3
Boiling Point 375.4±15.0 °C at 760 mmHg
Melting Point 259-261ºC
Molecular Formula C10H8O2
Molecular Weight 160.169
Flash Point 193.5±15.0 °C
Exact Mass 160.052429
PSA 40.46000
LogP 1.96
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.726
Storage condition 2-8°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QJ4740000
CHEMICAL NAME :
1,5-Naphthalenediol
CAS REGISTRY NUMBER :
83-56-7
BEILSTEIN REFERENCE NO. :
2044951
LAST UPDATED :
199709
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C10-H8-O2
MOLECULAR WEIGHT :
160.18
WISWESSER LINE NOTATION :
L66J BQ GQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Dominant lethal test

MUTATION DATA

TEST SYSTEM :
Insect - not otherwise specified
DOSE/DURATION :
10 ppm
REFERENCE :
EVETBX Environmental Entomology. (Entomological Soc. of America, 4603 Calvert Rd., College Park, MD 20740) V.1- 1972- Volume(issue)/page/year: 2,1029,1973 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82071 No. of Facilities: 28 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 168 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 82071 No. of Facilities: 48 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 1441 (estimated) No. of Female Employees: 432 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn:Harmful
Risk Phrases R22;R36;R51/53
Safety Phrases S29-S39-S61
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS QJ4740000
HS Code 2907299090
HS Code 2907299090
Summary 2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%