4-Chloro-1,8-naphthalic anhydride

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Names

[ CAS No. ]:
4053-08-1

[ Name ]:
4-Chloro-1,8-naphthalic anhydride

[Synonym ]:
8,8'-(Oxydicarbonyl)bis(5-chloro-1-naphthoic acid)
6-Chlorobenzo[de]isochromene-1,3-dione
MFCD00006928
4-chloronaphthalene-1,8-dicarboxylic acid anhydride
EINECS 223-760-7
6-Chloro-1H,3H-benzo[de]isochromene-1,3-dione
4-chloro-1,8-naphtalic acid anhydride
6-Chloronaphtho[1,8,8a-c,d]pyran-1,3-dione
1H,3H-Naphtho(1,8-cd)pyran-1,3-dione,6-chloro
4-Chloronaphthalic anhydride
4-Chloronaphthalene-1,8-dicarboxylic anhydride
Naphthalic anhydride,4-chloro-(7CI,8CI)

Chemical & Physical Properties

[ Density]:
1.6±0.1 g/cm3

[ Boiling Point ]:
798.5±60.0 °C at 760 mmHg

[ Melting Point ]:
202-206 °C (dec.)

[ Molecular Formula ]:
C12H5ClO3

[ Molecular Weight ]:
483.254

[ Flash Point ]:
436.7±32.9 °C

[ Exact Mass ]:
481.996002

[ PSA ]:
43.37000

[ LogP ]:
6.36

[ Vapour Pressure ]:
0.0±3.0 mmHg at 25°C

[ Index of Refraction ]:
1.738

[ Storage condition ]:
2-8°C

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QL6127295
CHEMICAL NAME :
1H,3H-Naphtho(1,8-cd)pyran-1,3-dione, 6-chloro-
CAS REGISTRY NUMBER :
4053-08-1
LAST UPDATED :
199710
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C12-H5-Cl-O3

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3460 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - acute pulmonary edema Gastrointestinal - ulceration or bleeding from stomach
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0535458

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S24/25

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
2

[ RTECS ]:
QL6127295

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Acenaphthylene, 5-chloro-1,2-dihydro- (9CI)
  • 1,8-Naphthalic anhydride
  • 4-chloronaphthalene-1,8-dicarboxylic acid
  • Acenaphthene
  • 4-Hydroxy-1,8-naphthalenedicarboxylic anhydride
  • Phosphorus pentachloride

DownStream

  • 5-CHLORO-1-NAPHTHOIC ACID
  • 4-Chloro-1-naphthoic acid
  • 5-HYDROXYBENZO[DE]ISOCHROMENE-1,3-DIONE
  • 6-[(2-HYDROXYETHYL)THIO]-1H,3H-NAPHTHO[1,8-CD]PYRAN-1,3-DIONE
  • BENZOXANTHENE ANHYDRIDE
  • solvent yellow 43
  • 4-Bromonaphthalic acid
  • 6-chlorobenzo[de]isoquinoline-1,3-dione
  • 4-(2-aminophenyl)thio-1,8-naphthalic anhydride
  • 6-Sulfanyl-1H,3H-benzo[de]isochromene-1,3-dione

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 4-Chloro-1,8-naphthalic anhydride
  • 2-chloro-1,8-naphthalic anhydride
  • 4-Amino-1,8-naphthalic anhydride
  • 4-Bromo-1,8-naphthalic Anhydride
  • 4-diethylamino-1,8-naphthalic anhydride
  • 4-Sulfo-1,8-naphthalic anhydride potassium salt