4-Methyl-3-thiosemicarbazide: Difference between revisions
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4-Methyl-3-thiosemicarbazide is used as an intermediate compound in the synthesis of some types of [[herbicide]]s, for example [[tebuthiuron]].<ref name = "patent">{{Citation|author = Ralph Kenneth Achgill, Laurence Wesley Call|url = http://www.google.com/patents/EP0339964A2?cl=en|title = Improved synthesis of 4-methyl-3-thiosemicarbazide|date = November 2, 1989|accessdate = August 24, 2013}}</ref> |
4-Methyl-3-thiosemicarbazide is used as an intermediate compound in the synthesis of some types of [[herbicide]]s, for example [[tebuthiuron]].<ref name = "patent">{{Citation|author = Ralph Kenneth Achgill, Laurence Wesley Call|url = http://www.google.com/patents/EP0339964A2?cl=en|title = Improved synthesis of 4-methyl-3-thiosemicarbazide|date = November 2, 1989|accessdate = August 24, 2013}}</ref> |
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[[File:Ni(H2NNCSNHMe)2 (BAKBEV).png|thumb|left|Structure of Ni(H<sub>2</sub>NNCSNHMe)<sub>2</sub>.<ref>{{cite journal |doi=10.1039/b208284e|title=Structural manipulation through selective substitution of hydrogen bonding groups: The supramolecular structures of bis(thiosemicarbazidato)nickel complexes|year=2002|last1=Burrows|first1=Andrew D.|last2=Harrington|first2=Ross W.|last3=Mahon|first3=Mary F.|last4=Teat|first4=Simon J.|journal= |
[[File:Ni(H2NNCSNHMe)2 (BAKBEV).png|thumb|left|Structure of Ni(H<sub>2</sub>NNCSNHMe)<sub>2</sub>.<ref>{{cite journal |doi=10.1039/b208284e|title=Structural manipulation through selective substitution of hydrogen bonding groups: The supramolecular structures of bis(thiosemicarbazidato)nickel complexes|year=2002|last1=Burrows|first1=Andrew D.|last2=Harrington|first2=Ross W.|last3=Mahon|first3=Mary F.|last4=Teat|first4=Simon J.|journal=CrystEngComm|volume=4|issue=89|pages=539}}</ref>]] |
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==Precautions and toxicity== |
==Precautions and toxicity== |
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Revision as of 23:24, 25 June 2020
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| Names | |
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| Systematic IUPAC name
N-Methylhydrazinecarbothioamide | |
| Identifiers | |
3D model (JSmol)
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| ChEMBL | |
| ChemSpider | |
| ECHA InfoCard | 100.026.876 |
| EC Number |
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PubChem CID
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| UNII | |
CompTox Dashboard (EPA)
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| Properties | |
| C2H7N3S | |
| Molar mass | 105.16 g·mol−1 |
| Melting point | 135 to 138 °C (275 to 280 °F; 408 to 411 K)[1] |
| Hazards | |
| GHS labelling: | |
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| Danger | |
| H300 | |
| P264, P270, P301+P310, P321, P330, P405, P501 | |
| Lethal dose or concentration (LD, LC): | |
LD50 (median dose)
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14 mg/kg rat |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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4-Methyl-3-thiosemicarbazide is an organosulfur compound with the formula of with the formula CH3NHC(S)NHNH2. It is a white, odorless solid. The compound is one of the many derivatives of thiosemicarbazide. It is a precursor to diverse organic compounds and metal complexes.
Applications
4-Methyl-3-thiosemicarbazide is used as an intermediate compound in the synthesis of some types of herbicides, for example tebuthiuron.[2]
Precautions and toxicity
4-Methyl-3-thiosemicarbazide can cause irritation of the eyes, respiratory tract, and skin. Swallowing the chemical may cause death.[1] It is classified as a "dangerous good for transport".[4]
References
- ^ a b Material Safety Data Sheet, October 26, 2012, retrieved August 23, 2013
- ^ Ralph Kenneth Achgill, Laurence Wesley Call (November 2, 1989), Improved synthesis of 4-methyl-3-thiosemicarbazide, retrieved August 24, 2013
- ^ Burrows, Andrew D.; Harrington, Ross W.; Mahon, Mary F.; Teat, Simon J. (2002). "Structural manipulation through selective substitution of hydrogen bonding groups: The supramolecular structures of bis(thiosemicarbazidato)nickel complexes". CrystEngComm. 4 (89): 539. doi:10.1039/b208284e.
- ^ 4-Methyl-3-thiosemicarbazide (CAS 6610-29-3), 2007, retrieved August 24, 2013
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