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149-44-0

Basic Information
CAS No.: 149-44-0
Name: RONGALITE
Article Data: 6
Molecular Structure:
Molecular Structure of 149-44-0 (RONGALITE)
Formula: CH3NaO3S
Molecular Weight: 118.089
Synonyms: C.I. Reducing Agent 2;Cosmolit;Formaldehyde sodium sulfoxylate;Formaldehydesulfoxylic acid sodium salt;Formapon;Formopan;Hydrolit;Hydroxymethanesulfinic acid sodium salt;Leptacid;Leptacit;NSC 4847;NSC 78331;Redol C;Rodite;Rongalit;Rongalit C;Rongalite;Rongalite C;Sodium (hydroxymethyl)sulfinate;Sodiumhydroxymethanesulfinate;Sodium methanalsulfoxylate;Sodium sulfoxylateformaldehyde;Superlite C;Methanesulfinicacid, hydroxy-, monosodium salt (8CI,9CI);Sodium formaldehydesulfoxylate(7CI);Aldanil;Bleachit D;Bruggolit C;
EINECS: 205-739-4
Density: 1.744[at 20℃]
Melting Point: ~120 °C (dec.)
Boiling Point: 446.4 °C at 760 mmHg
Flash Point: 223.8 °C
Solubility: 50 mg/mL in water
Appearance: solid
Hazard Symbols: IrritantXi
Risk Codes: 36/37/38
Safety: 26-36
PSA: 79.57000
LogP: -0.31900
Synthetic route
50-00-0

formaldehyd

149-44-0

rongalite

Conditions
ConditionsYield
With sodium Oleate; sodium hydrogensulfite; zinc In water at 94℃; for 4h; further added surfactants; influence od electrodeposited zinc on synthesis;86%
With sodium hydrogensulfite; zinc
50-00-0

formaldehyd

Sodium; 2,2,2-trifluoro-1-hydroxy-ethanesulfinate

A

421-53-4

2,2,2-trifluoro-1,1-ethanediol

B

149-44-0

rongalite

Conditions
ConditionsYield
In water-d2 Yields of byproduct given. Title compound not separated from byproducts;
In water-d2 Yield given. Title compound not separated from byproducts;
26021-90-9

sodium anilinomethanesulfonate

A

149-44-0

rongalite

B

62-53-3

aniline

Conditions
ConditionsYield
Destillation;
50-00-0

formaldehyd

sodium hydrogensulfite

149-44-0

rongalite

Conditions
ConditionsYield
With zinc In water Kinetics; Zinc powder and water are put int reactor at room temp., rapid stirring (homogeneous slurry), addn. of NaHSO3 and HCOH (94°C, 4 h).; iodometric titration;
50-00-0

formaldehyd

1758-73-2

Aminoiminomethanesulfinic acid

149-44-0

rongalite

Conditions
ConditionsYield
Stage #1: Aminoiminomethanesulfinic acid With sodium hydroxide In water at 24.84℃; for 3h; Inert atmosphere;
Stage #2: formaldehyd With sodium hydroxide In water at 24.84℃; for 0.333333h; pH=9.04; Kinetics; Concentration; pH-value; Time; Inert atmosphere;
149-44-0

rongalite

34494-03-6, 40465-64-3, 40465-65-4, 70393-85-0, 102413-71-8

tri-sodium salt of N-phosphonomethylglycine

129574-83-0

N-Phosphonylmethyl-N-hydroxysulfinylmethyl-glycine tetrasodium salt

Conditions
ConditionsYield
In water at 20℃; for 4h;97.97%
149-44-0

rongalite

18162-48-6

tert-butyldimethylsilyl chloride

(tert-butyldimethylsilyl)oxymethanesulfinate

Conditions
ConditionsYield
Stage #1: rongalite; tert-butyldimethylsilyl chloride With pyridine at 0 - 20℃; Inert atmosphere;
Stage #2: With sodium methylate at 0 - 20℃; for 1h; Inert atmosphere;
96%
149-44-0

rongalite

75-64-9

tert-butylamine

Sodium; tert-butylamino-methanesulfinate

Conditions
ConditionsYield
In water at 60℃; for 1h;94%
149-44-0

rongalite

70-55-3

toluene-4-sulfonamide

Sodium; (toluene-4-sulfonylamino)-methanesulfinate

Conditions
ConditionsYield
With sodium hydroxide In water at 80℃; for 22h;93%
149-44-0

rongalite

882-33-7

diphenyldisulfane

456-56-4

phenyl trifluoromethylsulfide

Conditions
ConditionsYield
In N-methyl-acetamide; water93%
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Chemistry

Molecule structure of Sodium hydroxymethanesulfinate (CAS NO.149-44-0):

IUPAC Name: Sodium hydroxymethanesulfinate 
Molecular Weight: 118.08749 g/mol
Molecular Formula: CH3NaO3
Melting Point: ~120 °C (dec.)
Flash Point: 223.8 °C
Enthalpy of Vaporization: 81.3 kJ/mol
Boiling Point: 446.4 °C at 760 mmHg
Vapour Pressure: 7.6E-10 mmHg at 25 °C 
Solubility H2O: 50 mg/mL, clear, colorless
H-Bond Donor: 1
H-Bond Acceptor: 3
Rotatable Bond Count: 1
Exact Mass: 117.970059
MonoIsotopic Mass: 117.970059
Topological Polar Surface Area: 60.4
Canonical SMILES: C(O)S(=O)[O-].[Na+]
InChI: InChI=1S/CH4O3S.Na/c2-1-5(3)4;/h2H,1H2,(H,3,4);/q;+1/p-1
InChIKey: XWGJFPHUCFXLBL-UHFFFAOYSA-M
EINECS: 205-739-4 
Classification Code: Mutation data; TSCA Flag T [Subject to the Section 4 test rule under TSCA]

Uses

  Sodium hydroxymethanesulfinate (CAS NO.149-44-0) is used for printing and dyeing agent, styrene butadiene rubber, and synthetic resin activator, bleaching, and bleach of organic.

Toxicity Data With Reference

1.    

orl-mus LD50:4 g/kg

    YKYUA6    Yakkyoku. Pharmacy. 31 (1980),959.

Consensus Reports

Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Safety Profile

Hazard Codes: IrritantXi
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.
WGK Germany: 1
RTECS: PB0380000
Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of SOx and Na2O. See also FORMALDEHYDE and SULFITES.

Specification

 Sodium hydroxymethanesulfinate (CAS NO.149-44-0) is also named as AI3-23202 ; Aldanil ; Bleachit D ; CCRIS 3898 ; Discolite ; Formaldehyde sodium bisulfite adduct ; Formaldehyde sodium sulfoxylate ; Formaldehydesulfoxylic acid sodium salt ; Formapon ; Formopan ; HSDB 5648 ; Hydrolit ; Hydrosulfite AWC ; Hydroxymethanesulfinic acid sodium salt ; Hydroxymethansulfinsaeure, natriumsalz ; Leptacid ; Leptacit ; NSC 4847 ; Natrium formaldehydesulfoxylat ; Natrium hydroxymethansulfinat ; Oxymethansulfinsaeuren natrium ; Oxymethansulfinsaeuren natrium [German] ; Redol C ; Rodite ; Rongalit ; Rongalit C ; Rongalite ; Rongalite C ; Sodium (hydroxymethyl)sulfinate ; Sodium formaldehyde sulfoxylate ; Sodium methanalsulfoxylate ; Sodium oxymethanesulfinic acid ; Sodium sulfoxylate formaldehyde ; Sodium sulfoxylate formaldehyde (anhydrous) ; Superlite C ; UNII-X4ZGP7K714 . Sodium hydroxymethanesulfinate (CAS NO.149-44-0) is translucent white orthorhombic crystals or small pieces. It is soluble in water, slightly soluble in alcohol. It is stable and incompatible with strong oxidizing agents. It has strong reducing at high temperatures. Sodium hydroxymethanesulfinate will decomposite with acid. It is toxic. It is flammable by heat. So the storage environment should be ventilate, low-temperature and dry. Keep Sodium hydroxymethanesulfinate separate from raw materials of food and oxidant.