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27441-86-7

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Basic Information
CAS No.: 27441-86-7
Name: imidodisulphuric acid, ammonium salt
Molecular Structure:
Molecular Structure of 27441-86-7 (imidodisulphuric acid, ammonium salt)
Formula: H3N O6 S2 . x H3 N
Synonyms: Imidodisulfuricacid, ammonium salt (8CI,9CI); Ammonium imidobissulfate; Ammoniumimidodisulfonate; Ammonium imidosulfonate; NS; NS (brightener)
Density: g/cm3
Boiling Point: °Cat760mmHg
Flash Point: °C
Safety: Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of NH4− and SOx.
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Chemistry

Molecular Structure of Ammonium imidodisulfonate (CAS NO. 27441-86-7):

IUPAC Name: azanium N-sulfonatosulfamate
Empirical Formula: H5N2O6S2 
Molecular Weight: 193.18  
H bond acceptors: 7
H bond donors: 3
Freely Rotating Bonds: 0
Polar Surface Area: 128.74 Å2 
InChI
InChI=1/H3NO6S2.H3N/c2-8(3,4)1-9(5,6)7;/h1H,(H,2,3,4)(H,5,6,7);1H3/p-1
Download | View Full InChI
Smiles
N(S([O-])(=O)=O)S(=O)([O-])=O.[NH4+]

Toxicity Data With Reference

1.    

orl-rat LD50:3300 mg/kg

     GISAAA    Gigiena i Sanitariya. 52 (10)(1987),88.
2.    

orl-mus LD50:2700 mg/kg

     GISAAA    Gigiena i Sanitariya. 52 (10)(1987),88.
3.    

orl-gpg LD50:2250 mg/kg

     GISAAA    Gigiena i Sanitariya. 52 (10)(1987),88.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of NH4− and SOx.

Specification

 Ammonium imidodisulfonate , its CAS number is 27441-86-7, it can be called Imidodisulfuric acid, ammonium salt ; Ammonium imidobissulfate ; Ammonium imidodisulfonate ; Ammonium imidosulfonate ; Imidodisulfuric acid, ammonium salt ; imidodisulphuric acid, ammonium salt .