Merck 822336 Thioglycolic acid for synthesis 1 L

Merck 822336 Thioglycolic acid for synthesis 1 L

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Analitik Kimyasallar , Kimyasallar
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Merck 822336 Thioglycolic acid for synthesis. CAS 68-11-1, EC Number 200-677-4, chemical formula HSCH₂COOH. 1 L
Catalogue Number 822336
Synonyms Mercaptoacetic acid, 2-Mercaptoethanoic acid
Description Thioglycolic acid
MERCK 822336 Thioglycolic acid for synthesis. CAS 68-11-1, EC Number 200-677-4, chemical formula HSCH₂COOH. 
Product Information
CAS number 68-11-1
EC index number 607-090-00-6
EC number 200-677-4
Hill Formula C₂H₄O₂S
Chemical formula HSCH₂COOH
Molar Mass 92.11 g/mol
HS Code 2930 90 98
Structure formula Image Structure formula Image
Applications
Application Thioglycolic acid for synthesis. CAS 68-11-1, EC Number 200-677-4, chemical formula HSCH₂COOH.
Physicochemical Information
Boiling point 220 °C (1013 hPa) (decomposition)
Density 1.325 g/cm3 (20 °C)
Flash point 131.5 °C
Melting Point -16.5 °C
pH value 1 (H₂O, 20 °C)
Vapor pressure 0.1 hPa (20 °C)
Toxicological Information
LD 50 oral LD50 Rat 73 mg/kg
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Statement(s) H301 + H311 + H331: Toxic if swallowed, in contact with skin or if inhaled.
H314: Causes severe skin burns and eye damage.
Precautionary Statement(s) P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Signal Word Danger
RTECS AI5950000
Storage class 6.1C Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
WGK WGK 1 slightly water endangering
Disposal 6
Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.
Safety Information
Categories of danger toxic, corrosive
R Phrase R 23/24/25-34
Toxic by inhalation, in contact with skin and if swallowed.Causes burns.
S Phrase S 25-27-28-45
Avoid contact with eyes.Take off immediately all contaminated clothing.After contact with skin, wash immediately with plenty of soap and water.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Storage and Shipping Information
Storage Store at +2 °C to +8 °C.
Transport Information
Declaration (railroad and road) ADR, RID UN 1940 , 8, II
Declaration (transport by air) IATA-DGR UN 1940 , 8, II
Declaration (transport by sea) IMDG-Code UN 1940 , 8, II, Segregation Group: 1 (Acids)
Specifications
Assay (iodometric) ≥ 95.0 %
Density (d 20 °C/ 4 °C) 1.325 - 1.335
Identity (IR) passes test
The assay stated on the certificate of analysis refers to the date of examination. A gradual substance-specific content reduction, especially at higher temperatures, must be expected. The average content reduction at the required storage temperature of +2°c to +8°C is about 1% per month.
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Merck 822336 Thioglycolic acid for synthesis 1 L VRRAREE4DB
Merck 822336 Thioglycolic acid for synthesis 1 L

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