Description

Cyacetacide (2-Cyanoacetohydrazide) is a high-purity organic compound with the molecular formula C₃H₅N₃O, widely utilized in pharmaceutical and agrochemical research. This white to off-white crystalline powder is characterized by its cyano and hydrazide functional groups, making it a versatile intermediate in heterocyclic synthesis. With a CAS number of 140-87-4, it is rigorously tested for consistency, stability, and low impurity profiles, ensuring reliable performance in sensitive applications. Ideal for researchers developing novel bioactive molecules, Cyacetacide is packaged under inert conditions to maintain integrity and shipped with comprehensive analytical documentation (including HPLC, NMR, and MS data). Store in a cool, dry environment away from strong oxidizers.

Properties

• CAS Number: 140-87-4
• Complexity: 111
• IUPAC Name: 2-cyanoacetohydrazide
• InChI: InChI=1S/C3H5N3O/c4-2-1-3(7)6-5/h1,5H2,(H,6,7)
• InChI Key: HPHBOJANXDKUQD-UHFFFAOYSA-N
• Exact Mass: 99.043261792
• Molecular Formula: C3H5N3O
• Molecular Weight: 99.09
• SMILES: C(C#N)C(=O)NN
• Topological: 78.9
• Monoisotopic Mass: 99.043261792
• Color/Form: STOUT PRISMS FROM ALCOHOL
• Melting Point: 114.5-115 °C
• Solubility: SOL IN ALCOHOL; VERY SOL IN WATER; PRACTICALLY INSOL IN ETHER
• Stability/Shelf Life: RAPIDLY DECOMP BY HEAT
• Synonyms: Cyanoacetohydrazide, 2-Cyanoacetohydrazide, 140-87-4, Cyacetacide, Cyanoacetic acid hydrazide, ACETIC ACID, CYANO-, HYDRAZIDE, Ciacetacida, Cyacetacide [INN], Cyanoacetic hydrazide, Cyacetacidum, Cyacetacidum [INN-Latin], Ciacetacida [INN-Spanish], HSDB 2701, Cyacetacide [INN:BAN], Cyanacetic acid, hydrazide, EINECS 205-437-2, NSC 24261, NSC-24261, 2-Cyanoacethydrazide, UNII-40H59YCS67, BRN 1751498, 2-Cyanoacetylhydrazide, DTXSID9046572, AI3-23466, CYACETACIDE [MI], CYACETACIDE [HSDB], CYACETACIDE [MART.], (.alpha.-Cyanoacetyl)hydrazine, DTXCID7026572, Alpha-cyanoacetic acid, hydrazide, 4-02-00-01895 (Beilstein Handbook Reference), Cyacetacidum (INN-Latin), Ciacetacida (INN-Spanish), CYACETACIDE (MART.), DIETYCIDE, (alpha-Cyanoacetyl)hydrazine, alpha-cyanoacetic acid hydrazide, 205-437-2, hphbojanxdkuqd-uhfffaoysa-n, inchi=1/c3h5n3o/c4-2-1-3(7)6-5/h1,5h2,(h,6,7, Cyacetazide, Cyanoacethydrazide, Cyacetacid, Cyacetazid, Mackreazid, Neohydrazid, Armazal, Cianazil, Cyanazide, Cyanizide, Cyazide, Dictycide, Dictyzide, Hidacian, Hidaciann, Leandin, Reazide, Tsiazid, Cyazid, Helmox, Reacid, Reazid, Cyanoethydrazide, Cyanacethydrazide, Cyanacetohydrazide, Cyanacetylhydrazide, Cyanoacetylhydrazide, Malonitrile hydrazide, (Cyanoacetyl)hydrazine, Usaf kf-18, Malononitrile hydrazide, Cyanoacetyl hydrazide, Kyanacethydrazid, Cyanacetic acid hydrazide, AB-42, Cyanoacetylhydrazine, .alpha.-Cyanoacetohydrazide, 40H59YCS67, 2-???ethanenitrile, NCGC00166240-01, Cyanacethydrazine, Cyazide (VAN), Kyanacethydrazid [Czech], USAF kf-28, methane, C-cyano-C-hydrazinocarbonyl-, CAS-140-87-4, MFCD00007611, cyanoacetic acid hydrazone, acetohydrazide, 2-cyano-, WLN: ZMV1CN, Cyanoacetohydrazide, 98%, Cyanoacetic acid, hydrazide, SCHEMBL678715, CHEMBL2106008, SCHEMBL11589733, Acetic acid, 2-cyano-, hydrazide, HY-B0994, NSC24261, Tox21_112366, BBL010619, SBB028164, STK298870, AKOS000119759, Tox21_112366_1, CCG-213834, CS-4488, NCGC00166240-02, FC164964, DB-042536, NS00024567, ST45170990, EN300-19656, AB00442940_02, 12B-129, AC-907/25014397, SR-01000944252, SR-01000944252-1, BRD-K39371216-001-01-3, Q27258330, F2111-0015, Z104474618

Application

Cyacetacide serves as a key building block in the synthesis of nitrogen-containing heterocycles, such as pyrazoles and triazoles, which are pivotal in drug discovery. Its reactive hydrazide moiety enables conjugation with carbonyl compounds, facilitating the development of antimicrobial and antiviral agents. Researchers also employ it in agrochemical studies for designing plant growth regulators and pesticidal compounds due to its bioactivity.

Safety and Hazards

GHS Hazard Statements

• H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]
• H312 (87%): Harmful in contact with skin [Warning Acute toxicity, dermal]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H332 (87%): Harmful if inhaled [Warning Acute toxicity, inhalation]
• H335 (97.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 3 (100%)
• Acute Tox. 4 (87%)
• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• Acute Tox. 4 (87%)
• STOT SE 3 (97.8%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.