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| Name |
S-(2-Aminoethyl)thiophosphate monosodium salt |
EINECS | N/A |
| CAS No. | 3724-89-8 | Density | 1.597g/cm3 |
| PSA | 121.49000 | LogP | 0.90950 |
| Solubility | N/A | Melting Point |
220 °C (dec.)(lit.) |
| Formula | C2H8 N O3 P S . Na | Boiling Point | 384.2°Cat760mmHg |
| Molecular Weight | 179.112 | Flash Point | 186.2°C |
| Transport Information | N/A | Appearance | N/A |
| Safety | Poison by intraperitoneal route. Moderately toxic by ingestion and intramuscular routes. See also PHOSPHATES and ESTERS. When heated to decomposition it emits very toxic fumes of POx, SOx, NOx, and Na2O. | Risk Codes | 22-36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
|
| Synonyms |
Ethanethiol,2-amino-, S-ester with phosphorothioic acid, monosodium salt (7CI); Ethanethiol,2-amino-, dihydrogen phosphate (ester), monosodium salt (9CI); Phosphorothioicacid, S-(2-aminoethyl) ester, monosodium salt (8CI); Cistaphos; Cystafos;Cystaphos; Cystaphos sodium salt; Monosodium b-aminoethyl thiophosphate; NSC 87174; S-(2-Aminoethyl)thiophosphate monosodium salt; Sodium hydrogen S-(2-aminoethyl) phosphorothioicacid; Sodium hydrogen S-(2-aminoethyl)phosphorothioate; Sodium b-aminoethyl thiophosphate;Tsistafos; WR 638 |
S-(2-Aminoethyl)thiophosphate monosodium salt Chemical Properties
IUPAC Name: Sodium 2-aminoethylsulfanyl(hydroxy)phosphinate
Synonyms of S-(2-Aminoethyl)thiophosphate monosodium salt (CAS NO.3724-89-8): Cistaphos ; Cystaphos sodium salt ; Ethanethiol, 2-amino-, dihydrogen phosphate(ester), monosodium salt ; Monosodium beta-aminoethyl thiophosphate ; Sodium beta-aminoethyl thiophosphate ; Sodium hydrogen S-(2-aminoethyl) phosphorothioic acid ; Tsistafos
InChI: InChI=1/C2H8NO3PS.Na/c3-1-2-8-7(4,5)6;/h1-3H2,(H2,4,5,6);/q;+1/p-1/rC2H7NNaO3PS/c3-1-2-9-8(5,6)7-4/h1-3H2,(H,5,6)
Product Categories: pharmacetical
CAS NO: 3724-89-8
Molecular Formula: C2H7NNaO3PS
Molecular Weight : 179.110411
Molecular Structure: 
EINECS: 223-079-5
H bond acceptors: 4
H bond donors: 3
Freely Rotating Bonds: 6
Polar Surface Area: 107.66 Å2
Melting Point: 220 °C (dec.)(lit.)
S-(2-Aminoethyl)thiophosphate monosodium salt Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| guinea pig | LD50 | intraperitoneal | 358mg/kg (358mg/kg) | BEHAVIORAL: TREMOR BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | Radiobiologiya. Vol. 16, Pg. 249, 1976. |
| mouse | LD50 | intramuscular | 1003mg/kg (1003mg/kg) | BEHAVIORAL: TREMOR BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | Radiobiologiya. Vol. 16, Pg. 249, 1976. |
| mouse | LD50 | intraperitoneal | 806mg/kg (806mg/kg) | BEHAVIORAL: TREMOR BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | Radiobiologiya. Vol. 16, Pg. 249, 1976. |
| mouse | LD50 | oral | 1433mg/kg (1433mg/kg) | BEHAVIORAL: TREMOR BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | Radiobiologiya. Vol. 16, Pg. 249, 1976. |
| rat | LD50 | intramuscular | 505mg/kg (505mg/kg) | BEHAVIORAL: TREMOR BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | Radiobiologiya. Vol. 16, Pg. 249, 1976. |
| rat | LD50 | intraperitoneal | 555mg/kg (555mg/kg) | BEHAVIORAL: TREMOR BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | Radiobiologiya. Vol. 16, Pg. 249, 1976. |
S-(2-Aminoethyl)thiophosphate monosodium salt Safety Profile
Hazard Codes: 
Xn
Risk Statements: 22-36/37/38
R22: Harmful if swallowed.
R36/37/38: S-(2-Aminoethyl)thiophosphate monosodium salt (CAS NO.3724-89-8) is irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.
WGK Germany: 3
RTECS: TE6483500
Poison by intraperitoneal route. Moderately toxic by ingestion and intramuscular routes. See also PHOSPHATES and ESTERS. When S-(2-Aminoethyl)thiophosphate monosodium salt (CAS NO.3724-89-8) is heated to decomposition, it emits very toxic fumes of POx, SOx, NOx, and Na2O.
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