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132-86-5

132-86-5 structure
132-86-5 structure
  • Name: Naphthoresorcinol
  • Chemical Name: 1,3-Dihydroxynaphthalene
  • CAS Number: 132-86-5
  • Molecular Formula: C10H8O2
  • Molecular Weight: 160.169
  • Catalog: Chemical reagent Organic reagent Phenols
  • Create Date: 2018-07-14 23:21:02
  • Modify Date: 2024-01-02 15:09:54
  • Naphthoresorcinol (1,3-Dihydroxynaphthalene) is a fluorescent dye (λex=330 nm, λem=380 nm) that can react with the NPPD (a tracer) and concentrated HCl and develop a red color. Naphthoresorcinol could be used as a background electrolyte (BGE) to determine the carbohydrates[1][2][3].

Name 1,3-Dihydroxynaphthalene
Synonyms EINECS 205-079-7
Naphthalene-1,3-diol
1,3-Naphthalenediol
MFCD00003965
Naphthoresorcinol
1,3-dihydroxynaphthalene
Benzoresorcinol
1,3-Naphthalenediol,Naphthoresorcinol
Density 1.3±0.1 g/cm3
Boiling Point 361.5±9.0 °C at 760 mmHg
Melting Point 123-125 °C(lit.)
Molecular Formula C10H8O2
Molecular Weight 160.169
Flash Point 185.5±13.3 °C
Exact Mass 160.052429
PSA 40.46000
LogP 1.99
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.726

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QJ4725000
CHEMICAL NAME :
1,3-Naphthalenediol
CAS REGISTRY NUMBER :
132-86-5
BEILSTEIN REFERENCE NO. :
2044002
LAST UPDATED :
199709
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C10-H8-O2
MOLECULAR WEIGHT :
160.18
WISWESSER LINE NOTATION :
L66J BQ DQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Bacteria - Salmonella typhimurium
DOSE/DURATION :
625 nmol/plate
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 371,293,1996 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X6606 No. of Facilities: 73 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 2798 (estimated) No. of Female Employees: 1388 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS QJ4725000
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%