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1758-73-2 - Formamidinesulfinic acid, 98% - Aminoiminomethanesulfinic acid - Thiourea dioxide - A11885 - Alfa Aesar

A11885 Formamidinesulfinic acid, 98%

CAS-Nummer
1758-73-2
Synonyme
Aminoiminomethanesulfinic acid
Thiourea dioxide

Größe Preis ($) Menge Verfügbarkeit
100g 19,20
500g 64,20
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Formamidinesulfinic acid, 98%

MDL
MFCD00002397
EINECS
217-157-8

Chemische Eigenschaften

Formel
CH4N2O2S
Molmasse
108.12
Schmelzpunkt
ca 126° dec.
Dichte
1.68
Sensitivität
Moisture Sensitive

Literaturverweise

Has been used to reduce ketones to secondary alcohols: Tetrahedron Lett., 343 (1972), and aldehydes to primary alcohols: J. Chin. Chem. Soc., 21, 235 (1973).

/n

Disulfides and N-tosylsulfimines are reduced, under phase-transfer conditions, to thiols and sulfides respectively: Synthesis, 529 (1975). In the presence of iodine as a catalyst, sulfoxides are reduced to sulfides in high yield: Synthesis, 542 (1978).

/n

For use in the reductive cyclization of nitro ketones to pyrroles, see 2-Benzyl­idenecyclohexanone, L13434 and 3-Penten-2-one, L13031.

/n

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H251-H302-H315-H319-H335

Self-heating: may catch fire. Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280-P235+P410-P305+P351+P338-P304+P340-P362-P301+P312-P405-P420-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. Keep cool. Protect from sunlight. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Store away from other materials. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
506653
Gefahrenklasse
4.2
Verpackungsgruppe
III
Harmonized Tariff Code
2930.90
TSCA
Yes
RTECS
PB0372500

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