4-(hydroxymercury)benzoic acid sodium salt
Names
[ CAS No. ]:
138-85-2
[ Name ]:
4-(hydroxymercury)benzoic acid sodium salt
[Synonym ]:
4-Hydroxymercuribenzoate
Sodium p-chloromercuribenzoate
Sodium 4-hydroxymercuriobenzoate
EINECS 205-340-5
p-Chloromercuribenzoate,p-Hydroxymercuribenzoic acid sodium salt,PCMB
MFCD00002527
p-hydroxymercuribenzoic acid
p-Chloromercuribenzoate
p-hydroxymercuribenzoate
Sodium p-hydroxymercuribenzoate
Sodium p-hydroxy mercury benzoate
Chemical & Physical Properties
[ Melting Point ]:
≥300 °C
[ Molecular Formula ]:
C7H5HgNaO3
[ Molecular Weight ]:
360.69300
[ Exact Mass ]:
361.98400
[ PSA ]:
60.36000
[ Storage condition ]:
Poison room
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- OV8150000
- CHEMICAL NAME :
- Mercury, (p-carboxyphenyl)hydroxy-, sodium salt
- CAS REGISTRY NUMBER :
- 138-85-2
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 23
- MOLECULAR FORMULA :
- C7-H5-Hg-O3.Na
- MOLECULAR WEIGHT :
- 360.70
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 4960 ug/kg
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Behavioral - food intake (animal)
MUTATION DATA
- TYPE OF TEST :
- Sex chromosome loss and nondisjunction
- TEST SYSTEM :
- Mold - Aspergillus nidulans
- REFERENCE :
- MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 178,33,1987 *** REVIEWS *** ACGIH TLV-TWA 0.1 mg(Hg)/m3 (skin) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.05 mg(Hg)/m3 DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8. Volume(issue)/page/year: 3,22,1973 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.05 mg(Hg)/m3;Skin JAN 1993 OEL-BELGIUM:TWA 0.05 mg(Hg)/m3;Skin JAN 1993 OEL-DENMARK:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-FINLAND:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-FRANCE:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-GERMANY:TWA 0.01 ppm (0.1 mg(Hg)/m3) JAN 1993 OEL-HUNGARY:TWA 0.02 mg(Hg)/m3;STEL 0.04 mg(Hg)/m3 JAN 1993 OEL-JAPAN:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.05 mg(Hg)/m3;STEL 0.15 mg(Hg)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-POLAND:TWA 0.01 mg(Hg)/m3 JAN 1993 OEL-RUSSIA:TWA 0.05 mg(Hg)/m3;STEL 0.01 mg(Hg)/m3 JAN 1993 OEL-SWEDEN:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-THAILAND:STEL 0.05 mg(Hg)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.05 mg(Hg)/m3;STEL 0.15 mg(Hg)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO MERCURY, ARYL AND INORGANIC-air:CL 0.1 mg/m3 (Sk) 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
Safety Information
[ Hazard Codes ]:
T+: Very toxic;N: Dangerous for the environment;
[ Risk Phrases ]:
26/27/28-33-50/53
[ Safety Phrases ]:
S13-S28-S36-S45-S60-S61
[ RIDADR ]:
UN 2025 6.1/PG 2
[ WGK Germany ]:
3
[ RTECS ]:
OV8150000
[ Packaging Group ]:
II
[ Hazard Class ]:
6.1(a)