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HomeProduct name listTiron

Tiron

Synonym(s):1,2-Dihydroxy-3,5-benzenedisulfonic acid disodium salt, di-Sodium 4,5-dihydroxy-1,3-benzenedisulfonate, Sodium pyrocatechol-3,5-disulfonate, Tiron;3,5-Pyrocatecholdisulfonic acid disodium salt monohydrate

  • CAS NO.:149-45-1
  • Empirical Formula: C6H7NaO8S2
  • Molecular Weight: 294.22
  • MDL number: MFCD00149531
  • EINECS: 205-741-5
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-08-24 19:19:26
Tiron Structural

What is Tiron?

Chemical properties

light tan powder

The Uses of Tiron

Tiron is a superoxide scavenger used in the study and examination of oxide electronics. Maintains the ability to remove or destroy magnetic moments which may occur on the surface of such materials.

The Uses of Tiron

In determination of trace metals.

What are the applications of Application

Tiron is an indicator for complexometry

Definition

ChEBI: Tiron is an organic molecular entity.

Purification Methods

Recrystallise it from water [Hamaguchi et al. Anal Chim Acta 9 563 1962]. Itisan indicator colour reagent for Fe, Mn, Ti and Mo ions and complexes with Al, Cd, Co, Co, Fe (III), Mn, Pd, UO22+, VO2+ and Zn. [Beilstein 11 IV 630.]

Properties of Tiron

Melting point: 300 °C
Density  2.064g/cm3 at 20℃
vapor pressure  0Pa at 25℃
storage temp.  Store at +15°C to +25°C.
solubility  1350g/l
form  Powder
color  Off-white
PH 5.0 (10g/l, H2O, 20℃)
Water Solubility  soluble
Sensitive  Hygroscopic
Merck  14,9465
BRN  4629740
Stability: Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference 149-45-1(CAS DataBase Reference)
EPA Substance Registry System Disodium 4,5-dihydroxy-1,3-benzenedisulfonate (149-45-1)

Safety information for Tiron

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
Precautionary Statement Codes P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352:IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313:IF SKIN irritation occurs: Get medical advice/attention.
P337+P313:IF eye irritation persists: Get medical advice/attention.

Computed Descriptors for Tiron

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