Acetylenedicarboxylic acid, 98%

cas: 142-45-0 — see every product listed under this CAS number, including other names

Acetylenedicarboxylic acid, 98% (CAS 142-45-0) is a chemical reagent available from Chemat. Available pack sizes: 25g, 100g. Offered by: Thermo Scientific (Acros).

brandThermo Scientific (Acros)
catalog number102520250
cas142-45-0
size25g
availability availability
Documents: Safety Data Sheet (MSDS)
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Available pack sizes

brand size price
Thermo Scientific (Acros) 25g 610.26 Pln
Thermo Scientific (Acros) 100g 1051.25 Pln

properties

delivery time2-3 weeks
categoryChemicals
purity98%
Structural formula: {0} (CAS {1})

Butynedioic acid is an acetylenic compound that is acetylene in which the hydrogens are replaced by carboxy groups. It is a C4-dicarboxylic acid and an acetylenic compound. It is a conjugate acid of an acetylenedicarboxylate(1-).

Source: ChEBI

Identity
Molecular formulaC4H2O4
Molecular weight114.06 g/mol
IUPAC namebut-2-ynedioic acid
InChIKeyYTIVTFGABIZHHX-UHFFFAOYSA-N
SMILESC(#CC(=O)O)C(=O)O

Computed by PubChem (NCBI)

Synonyms: acetylenedicarboxylic acid, 2-butynedioic acid, but-2-ynedioic acid, Butynedioic acid, acetylenedicarboxylate, 2-Butyne-1,4-dioic acid, acetylene dicarboxylic acid, 2-ButynedioicAcid, Acetylenedicarboxylicacid, 2-Butyne-1,4-dioic Acid; Butynedioic Acid; NSC 1903; NSC 631597;
Isomers (same molecular formula)
3,4-dihydroxycyclobut-3-ene-1,2-dione C4H2O4

Also listed as

Acetylenedicarboxylic Acid, >95% (HPLC) TRC CAS 142-45-0
Acetylenedicarboxylic acid GLPBio CAS 142-45-0
Acetylenedicarboxylic acid, 97% Thermo Scientific (Alfa Aesar) CAS 142-45-0
Acetylenedicarboxylic acid Biosynth CAS 142-45-0
Acetylenedicarboxylic Acid, >90.0%(HPLC) TCI CAS 142-45-0
Acetylenedicarboxylic Acid 98% Ambeed CAS 142-45-0
ACETYLENEDICARBOXYLIC ACID, 95% Sigma-Aldrich CAS 142-45-0