76-87-9

NCI Carcinogenesis Bioassay (feed); No Evidence: mouse, rat NCITR*    National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD 20014) No. NCI-CG-TR-139 ,1978. . Reported in EPA TSCA Inventory.

OSHA PEL: TWA 0.1 mg(Sn)/m³ (skin)
ACGIH TLV: TWA 0.1 mg(Sn)/m³; STEL 0.2 mg(Sn)/m³ (skin).
NIOSH REL: (Organotin Compounds) TWA 0.1 mg(Sn)/m³

For occupational chemical analysis use NIOSH: Organotin Compounds 5504.

The CAS registry number of Hydroxytriphenylstannane is 76-87-9. The IUPAC name is triphenylstannanylium hydroxide. Its EINECS registry number is 200-990-6. In addition, the molecula formula is C₁₈H₁₆OSn and the molecular weight is 367.029. It belongs to the classes of Metal Compounds; Sn (Tin) Compounds; Tcal Metal Compounds. It is odorless white powder, stable at room temperature and insoluble in water.

Physical properties about this chemical are: (1)#H bond acceptors: 0; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 3; (4)Polar Surface Area: 0 Å²; (5)Melting Point: 119 deg C ; (6)pKa Dissociation Constant: 5.2; (7)log P (octanol-water): 3.53; (8)Water Solubility: 0.4 mg/L; (9)Vapor Pressure: 3.53E-07 mm Hg; (10)Henry's Law Constant: 4.26E-07 atm-m³/mole; (11)Atmospheric OH Rate Constant: 5.99E-12 cm³/molecule-sec.

Preparation of Hydroxytriphenylstannane: you can add a certain amount of sodium hydroxide solution (10 ~ 20% weight percent) into the Ph₃SnCl water mixture with uniform. This reaction will need a certain amount catalyst and inhibitor. The reaction time is 3-7 hours at reaction temperature of 50-90 °C.

Uses of Hydroxytriphenylstannane: It is a protective fungicide with no suction effect. It is mainly used to prevent potato late blight, beet, anthrax, brown rhizoctonina soybean grain disease, purple spot disease, rice blast, TiaoBan disease, til leaf blight, onion, celery black class disease leaf blight, string beans anthrax, etc. In addition, it also can be used for prevention and control the algae and water snails in the paddy fields. And it can be used for increase the yield of beet and soybean.

When you are using this chemical, please be cautious about it as the following:
It is toxic in contact with skin, if swallowed, by inhalation. But there is limited evidence of a carcinogenic effect and to aquatic organisms. It may cause long-term adverse effects in the aquatic environment. It has risk of serious damage to the eyes, danger of serious damage to health by prolonged exposure through inhalationto and the unborn child. In addition, it is irritating to eyes, respiratory system and skin. During using it, you should wear suitable protective clothing, gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you contact it with skin, wash immediately with plenty of soap-suds. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.). This material and its container must be disposed of as hazardous waste. At last, you should avoid release to the environment and refer to special instructions / safety data sheets.

You can still convert the following datas into molecular structure:
(1)SMILES: [OH-].c3c([Sn+](c1ccccc1)c2ccccc2)cccc3
(2)InChI: InChI=1/3C6H5.H2O.Sn/c3*1-2-4-6-5-3-1;;/h3*1-5H;1H2;/q;;;;+1/p-1/rC18H15Sn.H2O/c1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18;/h1-15H;1H2/q+1;/p-1
(3)InChIKey: BFWMWWXRWVJXSE-AHJIBUFEAC

The toxicity data is as follows: