Sodium hydroxymethanesulfinate
Suppliers
Names
[ CAS No. ]:
149-44-0
[ Name ]:
Sodium hydroxymethanesulfinate
[Synonym ]:
rongalitc
MFCD00150599
FORMOPON
discolite
hydrolit
sodium rongalite
Hydro AWC
Hydroxymethanesulfinic Acid Sodium Salt Dihydrate
FORMOSUL
Formaldehyde Sodium Sulfoxylate Dihydrate
Sodium hydroxymethanesulfinate dihydrate
formapon
Sodium hydroxymethanesulfinate hydrate
sodium formaldehyde sulfoxylate
hydroxymethanesulfinic acid sodium salt
Rongalite Dihydrate
sodium hydroxymethanesulphinate
formopan
EINECS 205-739-4
Rongalite(R)
aldanil
sodium hydroxymethanesulfinate
Chemical & Physical Properties
[ Boiling Point ]:
446.4ºC at 760mmHg
[ Melting Point ]:
64-68ºC
[ Molecular Formula ]:
CH3NaO3S
[ Molecular Weight ]:
118.08700
[ Flash Point ]:
223.8ºC
[ Exact Mass ]:
117.97000
[ PSA ]:
79.57000
[ Water Solubility ]:
H2O: 50 mg/mL, clear, colorless
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- PB0380000
- CHEMICAL NAME :
- Methanesulfinic acid, hydroxy-, monosodium salt
- CAS REGISTRY NUMBER :
- 149-44-0
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 7
- MOLECULAR FORMULA :
- C-H4-O3-S.Na
- MOLECULAR WEIGHT :
- 119.10
- WISWESSER LINE NOTATION :
- Q1SQO &-NA-
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 :
- >2 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo, Japan) V.1- 1950- Volume(issue)/page/year: 31,959,1980
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >2 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo, Japan) V.1- 1950- Volume(issue)/page/year: 31,959,1980
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 4 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo, Japan) V.1- 1950- Volume(issue)/page/year: 31,959,1980 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83726 No. of Facilities: 5560 (estimated) No. of Industries: 46 No. of Occupations: 29 No. of Employees: 21898 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83726 No. of Facilities: 2998 (estimated) No. of Industries: 10 No. of Occupations: 37 No. of Employees: 239465 (estimated) No. of Female Employees: 187432 (estimated)
Safety Information
[ Symbol ]:
GHS08
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H341
[ Supplemental HS ]:
Contact with acids liberates toxic gas.
[ Precautionary Statements ]:
P281
[ Personal Protective Equipment ]:
Eyeshields;Gloves
[ Hazard Codes ]:
Xi: Irritant;
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
26-36
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
1
[ RTECS ]:
PB0380000
[ HS Code ]:
2831900000
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2930909090
[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%
Articles
Arch. Biochem. Biophys. 367(2) , 289-96, (1999)
Sodium hydroxymethanesulfinate, (HOCH2SO2Na, HMS) is relatively stable in aqueous alkaline environments, but rapidly decomposes in acidic medium to give a variety of products that include sulfur dioxi...