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Silicates, borates and other salts

Caesium dichromate

Also known as Cesium dichromate, dicesium, oxido-(oxido(dioxo)chromio)oxy-dioxochromium, Dicaesium mu-oxidohexakis(oxido)dichromate(2-)

CAS 13530-67-1Formula Cr2Cs2O7Molar mass 481.80 g/molEC 236-879-4
GHS signal word: Danger. Pictograms: Oxidiser, Corrosive, Harmful or irritant, Serious health hazard 1 supplier listed
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Caesium dichromate chemical structure, Cr2Cs2O7, CAS 13530-67-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
13530-67-1
Formula
Cr2Cs2O7
Molar mass
481.80 g/mol
EC number
236-879-4
HS code
284150
Category
Silicates, borates and other salts

What is Caesium dichromate?

Plain description, key identifiers and synonyms

Caesium dichromate is a chemical substance with the molecular formula Cr2Cs2O7 and a molar mass of 481.80 g/mol. Its CAS registry number is 13530-67-1. The IUPAC name is dicesium, oxido-(oxido(dioxo)chromio)oxy-dioxochromium.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dicesium, oxido-(oxido(dioxo)chromio)oxy-dioxochromium
CAS number
13530-67-1 CAS number cross-checked
EC number
236-879-4
Molecular formula
Cr2Cs2O7
InChIKey
AQWIYQPYXQGBQU-UHFFFAOYSA-N
InChI
InChI=1S/2Cr.2Cs.7O/q;;2*+1;;;;;;2*-1
SMILES (canonical and isomeric)
[O-][Cr](=O)(=O)O[Cr](=O)(=O)[O-].[Cs+].[Cs+]

Synonyms

  • Cesium dichromate
  • dicesium, oxido-(oxido(dioxo)chromio)oxy-dioxochromium
  • Dicaesium mu-oxidohexakis(oxido)dichromate(2-)

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
481.80 g/molcalc.
Exact mass
481.6563 Dacalc.
LogP (octanol/water)
-8.92calc.
Topological polar surface area
123.6 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
2calc.
Heavy atoms
11calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
3calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS03: Oxidiser
Oxidiser
GHS05: Corrosive
Corrosive
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H272May intensify fire, oxidiser.
  • H314Causes severe skin burns and eye damage.
  • H317May cause an allergic skin reaction.
  • H350May cause cancer.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (24)
  • P203Obtain, read and follow all safety instructions before use.
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P220Keep away from clothing and other combustible materials.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P352If on skin: Wash with plenty of water.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P318If exposed or concerned, get medical advice.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P363Wash contaminated clothing before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P391Collect spillage.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Caesium dichromate suppliers

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Where suppliers are based

1 supplier in 1 country

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Caesium dichromate price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Caesium dichromate is traded under.

HS 2841.50Indicative HS code

Salts of oxometallic or peroxometallic acids, other chromates and dichromates…

World exports in 2024
$15.6M
−1.3% vs 2023, imports $23.5M
2019 to 2024
Top exporters
  1. United States24.2%
  2. China21.1%
  3. France * partner reported13.7%
Top importers
  1. United States36.5%
  2. Japan15.8%
  3. Turkey7.9%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Caesium dichromate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Caesium dichromate, based on the data on this page

What is Caesium dichromate?

Caesium dichromate is a chemical substance with the molecular formula Cr2Cs2O7 and a molar mass of 481.80 g/mol. Its CAS registry number is 13530-67-1. The IUPAC name is dicesium, oxido-(oxido(dioxo)chromio)oxy-dioxochromium.

What is the CAS number of Caesium dichromate?

The CAS registry number of Caesium dichromate is 13530-67-1.

What is the molecular formula and weight of Caesium dichromate?

The molecular formula of Caesium dichromate is Cr2Cs2O7 and its molar mass is 481.80 g/mol.

Is Caesium dichromate hazardous?

Caesium dichromate carries the GHS signal word "Danger". Main hazards: may intensify fire, oxidiser, causes severe skin burns and eye damage, may cause an allergic skin reaction. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Caesium dichromate?

Caesium dichromate is usually classified under HS code 284150 (Salts of oxometallic or peroxometallic acids, other chromates and dichromates…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Caesium dichromate?

CompoundList lists 1 supplier of Caesium dichromate in Turkey. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Caesium dichromate?

Suppliers quote Caesium dichromate on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Caesium dichromate

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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