-
Name
N,N′-Methylene bis-(2-amino-1,3,4-thiadiazole)
- EINECS
- CAS No. 26907-37-9
- Density 1.563 (estimate)
- Solubility
- Melting Point 197-198 °C
- Formula C5H6 N6 S2
- Boiling Point 114.5°C
- Molecular Weight 214.275
- Flash Point 196.4oC
- Transport Information
- Appearance
- Safety Poison by ingestion, subcutaneous, and intraperitoneal routes. Moderately toxic by skin contact. An experimental teratogen. Experimental reproductive effects. Mutation data reported. When heated to decomposition it emits toxic fumes of SOx and NOx.
- Risk Codes
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Molecular Structure
- Hazard Symbols
- Synonyms 1,3,4-Thiadiazole,2,2'-(methylenediimino)bis- (8CI);2,2'-(Methylenediimino)bis-1,3,4-thiadiazole; Bis-ADTA; Dikushuang;N,N'-Bis(1,3,4-thiadiazol-2-yl)methanediamine;N,N'-Methylenebis(2-amino-1,3,4-thiadiazole); NSC 143019
- PSA 132.10000
- LogP 1.01710
N,N'-methylenebis(2-amino-1,3,4-thiadiazole) Chemical Properties
IUPAC Name: N,N'-bis(1,3,4-thiadiazol-2-yl)methanediamine
Synonyms of N,N'-methylenebis(2-amino-1,3,4-thiadiazole) (CAS NO.26907-37-9): BRN 0993888 ; Bis-A-tda ; Bis-ADTA ; Di-Ku-shuang ; Dikushuang ; Methylene-bis-(2-amino-1,3,4-thiadiazole) ; Methylenebisaminothiazole ; N,N'-Bis(1,3,4-thiadazol-2-yl)methanediamine ; N,N'-Methylenebis(2-amino-1,3,4-thiadiazole) ; N,N-Methylenebis(1,3,4-thiadiazol-2-amine) ; NSC-143019 ; TK-5477 ; Thiodaqual ; 1,3,4-Thiadiazole, 2,2'-(methylenediimino)bis- ; Methanediamine, N,N'-bis(1,3,4-thiadiazol-2-yl)- (9CI)
CAS NO: 26907-37-9
Molecular Formula of N,N'-methylenebis(2-amino-1,3,4-thiadiazole) (CAS NO.26907-37-9): C5H6N6S2
Molecular Weight: 214.2713
H bond acceptors: 6
H bond donors: 2
Freely Rotating Bonds: 2
Polar Surface Area: 114.52 Å2
Index of Refraction: 1.818
Molar Refractivity: 54.17 cm3
Molar Volume: 124.5 cm3
Surface Tension: 109.7 dyne/cm
Density of N,N'-methylenebis(2-amino-1,3,4-thiadiazole) (CAS NO.26907-37-9): 1.719 g/cm3
Flash Point: 196.4 °C
Enthalpy of Vaporization: 65.21 kJ/mol
Boiling Point: 401.1 °C at 760 mmHg
Vapour Pressure: 1.21E-06 mmHg at 25°C
Molecular Structure:
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N,N'-methylenebis(2-amino-1,3,4-thiadiazole) Uses
N,N′-methylenebis(2-amino-1,3,4-thiadiazole) (CAS NO.26907-37-9) is used as pesticide.
N,N'-methylenebis(2-amino-1,3,4-thiadiazole) Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| dog | LD50 | oral | 125mg/kg (125mg/kg) | BEHAVIORAL: MUSCLE WEAKNESS GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" SKIN AND APPENDAGES (SKIN): HAIR: OTHER | Takeda Kenkyusho Ho. Journal of the Takeda Research Laboratories. Vol. 35, Pg. 68, 1976. |
| dog | LDLo | subcutaneous | 500mg/kg (500mg/kg) | BEHAVIORAL: FOOD INTAKE (ANIMAL) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS | Sichuan Yixueyuan Xuebao. Acta Akademiae Medicinae Sichuan. Vol. 12, Pg. 345, 1981. |
| mouse | LD50 | intraperitoneal | 430mg/kg (430mg/kg) | BEHAVIORAL: MUSCLE WEAKNESS GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" SKIN AND APPENDAGES (SKIN): HAIR: OTHER | Takeda Kenkyusho Ho. Journal of the Takeda Research Laboratories. Vol. 35, Pg. 68, 1976. |
| mouse | LD50 | oral | 2250mg/kg (2250mg/kg) | BEHAVIORAL: FOOD INTAKE (ANIMAL) GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | Sichuan Yixueyuan Xuebao. Acta Akademiae Medicinae Sichuan. Vol. 12, Pg. 345, 1981. |
| mouse | LD50 | subcutaneous | 145mg/kg (145mg/kg) | BEHAVIORAL: FOOD INTAKE (ANIMAL) GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | Sichuan Yixueyuan Xuebao. Acta Akademiae Medicinae Sichuan. Vol. 12, Pg. 345, 1981. |
| rabbit | LD50 | oral | 500mg/kg (500mg/kg) | BEHAVIORAL: MUSCLE WEAKNESS GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" SKIN AND APPENDAGES (SKIN): HAIR: OTHER | Takeda Kenkyusho Ho. Journal of the Takeda Research Laboratories. Vol. 35, Pg. 68, 1976. |
| rabbit | LD50 | skin | 2gm/kg (2000mg/kg) | BEHAVIORAL: FOOD INTAKE (ANIMAL) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS | Sichuan Yixueyuan Xuebao. Acta Akademiae Medicinae Sichuan. Vol. 12, Pg. 345, 1981. |
| rabbit | LDLo | subcutaneous | 500mg/kg (500mg/kg) | BEHAVIORAL: FOOD INTAKE (ANIMAL) GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | Sichuan Yixueyuan Xuebao. Acta Akademiae Medicinae Sichuan. Vol. 12, Pg. 345, 1981. |
| rat | LD50 | intraperitoneal | 82mg/kg (82mg/kg) | BEHAVIORAL: MUSCLE WEAKNESS GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" SKIN AND APPENDAGES (SKIN): HAIR: OTHER | Takeda Kenkyusho Ho. Journal of the Takeda Research Laboratories. Vol. 35, Pg. 68, 1976. |
| rat | LD50 | oral | 260mg/kg (260mg/kg) | BEHAVIORAL: FOOD INTAKE (ANIMAL) GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | Sichuan Yixueyuan Xuebao. Acta Akademiae Medicinae Sichuan. Vol. 12, Pg. 345, 1981. |
| rat | LD50 | subcutaneous | 125mg/kg (125mg/kg) | BEHAVIORAL: MUSCLE WEAKNESS GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" SKIN AND APPENDAGES (SKIN): HAIR: OTHER | Takeda Kenkyusho Ho. Journal of the Takeda Research Laboratories. Vol. 35, Pg. 68, 1976. |
N,N'-methylenebis(2-amino-1,3,4-thiadiazole) Safety Profile
Poison by ingestion, subcutaneous, and intraperitoneal routes. Moderately toxic by skin contact. An experimental teratogen. Experimental reproductive effects. Mutation data reported. When heated to decomposition it emits toxic fumes of SOx and NOx.
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