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Sigma-Aldrich

Sodium dichloroisocyanurate dihydrate

98.0% (AT)

Synonym(s):

NaDCC, Dichloroisocyanuric acid sodium salt dihydrate

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About This Item

Empirical Formula (Hill Notation):
C3Cl2N3NaO3 · 2H2O
CAS Number:
51580-86-0
Molecular Weight:
255.98
EC Number:
220-767-7
MDL number:
MFCD00149404
UNSPSC Code:
12352107
PubChem Substance ID:
57649447
NACRES:
NA.22

Assay

98.0% (AT)

reaction suitability

reagent type: oxidant

impurities

~0.5% free chloride

SMILES string

[Na+].[H]O[H].[H]O[H].[O-]C1=NC(=O)N(Cl)C(=O)N1Cl

InChI

1S/C3HCl2N3O3.Na.2H2O/c4-7-1(9)6-2(10)8(5)3(7)11;;;/h(H,6,9,10);;2*1H2/q;+1;;/p-1

InChI key

PYILKOIEIHHYGD-UHFFFAOYSA-M

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General description

Sodium dichloroisocyanurate dihydrate is a solid chlorine bleaching agent generally used as an alternative to sodium hypochlorite for water treatment.

Application

Calibration substance for the photometric determination of active chlorine. Guidelines for the analysis of waste water and surface water, Part 1; 28/3; Federal Department of Home Affairs 1982.
Sodium dichloroisocyanurate dihydrate can be used as a chlorine source to convert alkoxyl-s-triazines into N-chlorinated alkoxy-s-triazines.

Signal Word

Danger

Hazard Statements

H302,H314,H335,H410

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1A - STOT SE 3

Target Organs

Respiratory system

Supplementary Hazards

EUH031,EUH044

Storage Class Code

4.1A - Other explosive hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Bleaching agents.
Kirk-Othmer Encyclopedia of Chemical Technology (2003)
Andreja Škiljaica et al.
Plant molecular biology, 102(4-5), 359-372 (2019-12-19)
Protein degradation is essential in plant growth and development. The stability of Cullin3 substrate adaptor protein BPM1 is regulated by multiple environmental cues pointing on manifold control of targeted protein degradation. A small family of six MATH-BTB genes (BPM1-6) is
N-chloro-alkoxy-s-triazine-based antimicrobial additives: preparation, characterization, and antimicrobial and biofilm-controlling functions.
Sun X, et al.
Industrial & Engineering Chemistry Research, 48(2), 607-612 (2008)
Daniele S Lantagne et al.
The American journal of tropical medicine and hygiene, 83(1), 135-143 (2010-07-03)
Almost a billion persons lack access to improved drinking water, and diarrheal diseases cause an estimated 1.87 million deaths per year. Sodium dichloroisocyanurate (NaDCC) tablets are widely recommended for household water treatment to reduce diarrhea. Because NaDCC is directly added
N Deborah Friedman et al.
American journal of infection control, 41(3), 227-231 (2012-09-18)
Environmental contamination is a reservoir for vancomycin-resistant enterococcus (VRE) in hospitals. Environmental sampling of surfaces was undertaken anytime before disinfection and 1 hour after disinfection utilizing a sodium dichloroisocyanurate-based, 3-staged protocol (phase 1) or benzalkonium chloride-based, single-stage clean (phase 2).
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