Calcium dichromate
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Calcium dichromate
structure -
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CAS No:
14307-33-6
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Formula:
Ca.Cr2H2O7
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Chemical Name:
Calcium dichromate
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Synonyms:
Chromic acid (H2Cr2O7),calcium salt (1:1);Dichromic acid (H2Cr2O7),calcium salt (1:1);Calcium dichromate;Calcium dichromate(VI);Dichromic(VI) acid,calcium salt (1:1);Calcium dichromate (CaCr2O7);Calcium chromate (CaCr2O7)
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CAS No:
Description
bipyramidal, reddish orange crystal(s); not hygroscopic, if pure; used as a catalyst in manufacturing CrCl3and CrO3 and as a corrosion inhibitor [MER06]
Characteristics
124
2.37
decomposes above 100℃ [MER06]
very soluble H2O; insoluble ether, CCl4; reacts with alcohol
Thermal decomposition to emit toxic chromium oxide fumes
Safety Information
II
6.1(a)
3288
R20;R21;R22
HX7630000
The warehouse is low-temperature, ventilated and dry
P201, P202, P261, P264, P270, P272, P273, P280, P281, P301+P312, P302+P352, P308+P313, P321, P330, P333+P313, P363, P391, P405, P501
H302
|Danger|H302 (97.87%): Harmful if swallowed [Warning Acute toxicity, oral]|P201, P202, P261, P264, P270, P272, P273, P280, P281, P301+P312, P302+P352, P308+P313, P321, P330, P333+P313, P363, P391, P405, and P501|Aggregated GHS information provided by 94 companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.|H301: Toxic if swallowed [Danger Acute toxicity, oral]|P201, P202, P260, P261, P264, P270, P271, P272, P273, P280, P281, P284, P285, P301+P310, P301+P330+P331, P302+P352, P303+P361+P353, P304+P340, P304+P341, P305+P351+P338, P308+P313, P310, P312, P314, P320, P321, P322, P330, P333+P313, P342+P311, P363, P391, P403+P233, P405, and P501
Calcium dichromate Use and Manufacturing
Used as analytical reagents, oxidizing agents, and also in the pigment industry
Chromic acid (H2Cr2O7), calcium salt (1:1): ACTIVE
Computed Properties
Molecular Weight:256.07
Hydrogen Bond Acceptor Count:7
Exact Mass:255.808003
Monoisotopic Mass:255.808003
Topological Polar Surface Area:124
Heavy Atom Count:10
Complexity:194
Covalently-Bonded Unit Count:2
Compound Is Canonicalized:Yes
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