Molekula
Formamidinesulfinic acid
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Formamidinesulfinic acid is a sulfur-containing organic compound used in the synthesis of agrochemicals and pharmaceutical intermediates. It also serves as a bleaching agent and as a tanning agent in industrial processing. It is a white to off-white crystalline powder with a molecular weight of 108.12 g/mol, identified by CAS number 1758-73-2. It is classified as a hazardous substance with a signal word of Danger and must be stored at 2 to 8 °C. Molekula supplies formamidinesulfinic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 4.2 |
| Packing Group | II |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 90030938 |
| CAS Number | 1758-73-2 |
| IUPAC Name | amino(imino)methanesulfinic acid |
| EC Number | 217-157-8 |
| Molecular Formula | NH2C(=NH)SO2H |
| Molecular Weight | 108.12 |
| Exact Mass | 107.9993 |
| SMILES | C(=N)(N)S(=O)O |
| InChIKey | FYOWZTWVYZOZSI-UHFFFAOYSA-N |
| InChI | InChI=1S/CH4N2O2S/c2-1(3)6(4)5/h(H3,2,3)(H,4,5) |
| PubChem CID | 61274 |
| UN Number | UN3341 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29309092 |
| Tariff Code | 2930909899 |
Safety & GHS
-
Flammable
GHS02
-
Corrosive
GHS05
-
Toxic
GHS06
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H252 Self-heating in large quantities; may catch fire
- H302 Harmful if swallowed
- H318 Causes serious eye damage
- H330 Fatal if inhaled
- H335 May cause respiratory irritation
- H373 May cause damage to organs through prolonged or repeated exposure
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P311 Call a POISON CENTER or doctor/physician
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Russian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- AIMSA
- AMINOIMINOMETHANESULFINIC ACID
- Aminoiminomethanesulphinic acid
- carbamimidoylsulfinic acid
- formamidine sulfuric acid
- Manofast
- Methanesulfinic acid, 1-amino-1-imino-
- Methanesulfinic acid, aminoimino-
- Methenesulfinic acid, aminoimino-
- Thiourea dioxide
Frequently asked questions
What is formamidinesulfinic acid used for?
It is primarily used as a reducing agent in organic synthesis and as an intermediate in the production of agrochemicals and pharmaceuticals.
What is the chemical formula and molecular weight of formamidinesulfinic acid?
The formula is NH2C(=NH)SO2H with a molecular weight of 108.12 g/mol.
How should formamidinesulfinic acid be stored?
It should be stored at temperatures between 2 to 8 °C to maintain stability and prevent decomposition.
What grade is available for formamidinesulfinic acid?
Available in technical grade; custom purity options may be available upon request.
Can Molekula supply formamidinesulfinic acid in bulk?
Yes, Molekula can supply formamidinesulfinic acid in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of formamidinesulfinic acid?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.