Dimethyl N-cyanodithioiminocarbonate
Dimethyl N-cyanodithioiminocarbonate (CAS: 10191-60-3) is a sulfur-containing organic compound with the linear formula (CH3S)2C=NCN and a molecular weight of 146.23. This chemical serves as a versatile building block in organic synthesis. It is primarily utilized in the preparation of various heterocyclic compounds, including pyrazolotriazines, azoloazines, azoloazoles, and pyrimidines, making it a valuable reagent for researchers in medicinal chemistry and materials science.

Synthesis of Heterocyclic Compounds
Dimethyl N-cyanodithioiminocarbonate is employed in the synthesis of diverse heterocyclic systems. It has been used to prepare 4-methylthiopyrazolo[1,5-a]-1,3,5-triazines and various methylsulfanyl derivatives of azoloazines and azoloazoles.
Pyrimidine Derivatives
This compound is a precursor for synthesizing functionalized pyrimidines. Its application includes the preparation of methylsulfanylpyrimidines and N-aryl-6-methylsulfanyl-4-oxopyrimidine-5-carbonitriles.
Preparation of Cyanoguanidines
Dimethyl N-cyanodithioiminocarbonate can be utilized in the synthetic pathways leading to the formation of cyanoguanidine structures.
| Molecular weight | 146.23 |
|---|---|
| Linear formula | (CH3S)2C=NCN |
| Assay | 90% |
| Application | Dimethyl N-cyanodithioiminocarbonate has been used in the synthesis of:• 4-methylthiopyrazolo[1,5-a]-1,3,5-triazines1• methylsulfanyl derivatives of azoloazines and azoloazoles2• methylsulfanylpyrimidines3• N-aryl-6-methylsulfanyl-4-oxopyrimidine-5-carbonitriles4• cyanoguanidines |
| Melting point | 45-50 °C(lit.) |


Hazard statements
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | >113 °C / >235.4 °F |
| Transport (UN / ADR) | UN 1759 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 22-34 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Dimethyl N-cyanodithioiminocarbonate used for?
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Dimethyl N-cyanodithioiminocarbonate is used as a building block in organic synthesis, particularly for preparing heterocyclic compounds such as pyrazolotriazines, azoloazines, azoloazoles, and pyrimidines.
What are the CAS number and formula for Dimethyl N-cyanodithioiminocarbonate?
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The CAS number is 10191-60-3, and its linear formula is (CH3S)2C=NCN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dimethyl N-cyanodithioiminocarbonate with an assay of 90%. We do not represent this product as USP, BP, or EP grade.
How should Dimethyl N-cyanodithioiminocarbonate be handled safely?
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Dimethyl N-cyanodithioiminocarbonate is a corrosive and harmful compound (H302-H314). Handle with appropriate personal protective equipment including eyeshields, face shields, gloves, and respiratory protection. Ensure adequate ventilation and avoid contact with skin, eyes, and clothing.
How is this chemical packed and exported by TSS?
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Dimethyl N-cyanodithioiminocarbonate is shipped and exported according to international regulations for hazardous materials, identified as UN 1759, Class 8, Packing Group II.
How can I request a quote or sample?
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To request a quote or sample of Dimethyl N-cyanodithioiminocarbonate, please contact the TSS sales department through our website or by phone.
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