258881
2-Amino-1,3,4-thiadiazole
97%
Synonym(s):
1,3,4-Thiadiazol-2-amine
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About This Item
Empirical Formula (Hill Notation):
C2H3N3S
CAS Number:
Molecular Weight:
101.13
Beilstein:
107135
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22
Assay
97%
form
powder
mp
188-191 °C (dec.) (lit.)
solubility
water: soluble 25 mg/mL, clear, colorless
SMILES string
Nc1nncs1
InChI
1S/C2H3N3S/c3-2-5-4-1-6-2/h1H,(H2,3,5)
InChI key
QUKGLNCXGVWCJX-UHFFFAOYSA-N
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General description
2-Amino-1,3,4-thiadiazole (donor) form charge transfer complexes with 2,3-dichloro-5,6-dicyano-p-benzoquinone, p-chloranil, o-chloranil, p-bromanil and chloranilic acid (acceptors). Effects of 2-amino-1,3,4-thiadiazole [aminothiadiazole (NSC 4728)] on purine and pyrimidine ribonucleotide pools of L1210 ascites cells in vivo has been reported.
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Regulatory Information
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M Gaber et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 62(1-3), 526-531 (2005-11-01)
Charge transfer (CT) complexes formed between 2-amino-1,3,4-thiadiazole as donor and 2,3-dichloro-5,6-dicyano-p-benzoquinone (DDQ), p-chloranil (p-CHL), o-chloranil (o-CHL), p-bromanil (BRL) and chloranilic acid (CHA) as acceptors, have been studied spectrophotometrically. Benesi-Hildebrand and Job continuous variation methods were applied to the determination of
P J Elson et al.
Investigational new drugs, 6(2), 97-103 (1988-06-01)
One hundred and forty-four evaluable patients with recurrent or metastatic renal cell carcinoma (RCC) were treated with vinblastine infusion (n = 35), L-alanosine (n = 36), acivicin (n = 27), or aminothiadiazole (n = 46). Observed objective response rates of
R F Asbury et al.
American journal of clinical oncology, 12(5), 375-377 (1989-10-01)
Twenty-six evaluable patients with advanced nonsquamous cell cervical cancer were treated with aminothiadiazole at a dosage of 125 mg/m2 weekly. Sixteen had received prior chemotherapy. Two patients had complete responses neither had received prior chemotherapy; nine had stable disease; 15
Hamid Latif Siddiqui et al.
Molecules (Basel, Switzerland), 11(2), 206-211 (2007-10-27)
Five novel Schiff bases have been prepared from o-formylphenoxyacetic acid and a series of aminothiazoles to form a number of potentially biologically active compounds. The structures of these Schiff bases have been characterized using IR and (1)H-and (13)C-NMR spectroscopy.
G Mazzone et al.
Farmaco (Societa chimica italiana : 1989), 48(9), 1207-1224 (1993-09-01)
We prepared some series of 2-(alkylaminoacyl) derivatives of 2-amino-1,3,4-thiadiazoles. Most terms were subjected to a biological screening showing a local anesthetic activity both in infiltration and trunkular tests. For some of the assayed derivatives, the activity was comparable to that
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