*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : NQ9600000
CHEMICAL NAME           : Isocyanic acid, 1,5-naphthylene ester
CAS REGISTRY NUMBER     : 3173-72-6
BEILSTEIN REFERENCE NO. : 2212353
REFERENCE               : 4-13-00-00342 (Beilstein Handbook Reference)
LAST UPDATED            : 199712
DATA ITEMS CITED        : 14
MOLECULAR FORMULA       : C12-H6-N2-O2
MOLECULAR WEIGHT        : 210.20
COMPOUND DESCRIPTOR     : Tumorigen
SYNONYMS/TRADE NAMES :
   * 1,5-Diisocyanatonaphthalene
   * 1,5-Naphthalene diisocyanate
   * Naphthalene, 1,5-diisocyanato-
   * 1,5-Naphthyl diisocyanate

                              *** REVIEWS ***
 
   IARC Cancer Review:Animal 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: 19,303,1979

   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: 19,303,1979

   IARC Cancer Review:Group 3
   IMSUDL IARC Monographs, Supplement.  (WHO Publications Centre USA, 49
   Sheridan Ave., Albany, NY 12210)  No.1-    1979-  Volume(issue)/page/year:
   7,56,1987

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-DENMARK:TWA 0.005 ppm (0.040 mg/m3) JAN 1993
   
   OEL-FRANCE:TWA 0.010 ppm (0.095 mg/m3);STEL 0.020 ppm JAN 1993
   
   OEL-GERMANY:TWA 0.01 ppm (0.09 mg/m3) JAN 1993
   
   OEL-SWEDEN:TWA 0.005 ppm (0.040 mg/m3);STEL 0.01 ppm JAN 1993
   
   OEL-SWITZERLAND:TWA 0.01 ppm (0.09 mg/m3);STEL 0.02 ppm JAN 1993
   
   OEL-UNITED KINGDOM:TWA 0.02 mg/m3;STEL 0.07 mg/m3 JAN 1993

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
   NIOSH REL TO NDI-air:10H TWA 0.04 mg/m3;CL 0.17 mg/m3/10M
REFERENCE :
   NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
   Health, Education, and Welfare, Reports and Memoranda.
   Volume(issue)/page/year: DHHS #92-100,1992

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
   
   NIOSH Analytical Method, 1994: Isocyanates, monomeric, 5521

 
                            *** END OF RECORD ***