Acetylenedicarboxylic acid

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

Acetylenedicarboxylic acid (CAS 142-45-0) is a chemical reagent available from Chemat. Available pack sizes: 100g, 25g, 0,01kg, 0,005kg, 0,025kg, 0,05kg, 0,1kg. Offered by: GLPBio, Biosynth.

brandGLPBio
catalog numberGD00239-100g
cas142-45-0
size100g
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Available pack sizes

brand size price
GLPBio 100g 994.88 Pln
GLPBio 25g 587.68 Pln
Biosynth 0,01kg price on request
Biosynth 0,005kg price on request
Biosynth 0,025kg price on request
Biosynth 0,05kg price on request
Biosynth 0,1kg price on request

properties

purityNo data
delivery timeTo be confirmed by Chemat
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, 97% Thermo Scientific (Alfa Aesar) CAS 142-45-0
Acetylenedicarboxylic acid Biosynth CAS 142-45-0
Acetylenedicarboxylic acid, 98% Thermo Scientific (Acros) 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