分子式: P2S5
分子量: 191.3
CAS NO.: 1314-80-3
EINECS NO: 215-242-4
HS CODE: 28139000
性状: 淡黄或黄绿色晶体。有似硫化氢臭味,有毒。易潮解。熔点 286~290℃,工业品略低,沸点514℃,相对密度2.03。不溶于冷水,热水中分解。
危险品类:4.3类危险品,第三类监管化学品
用途: 五硫化二磷是农药合成的重要原料,与醇反应,得到重要的含磷中间体“硫化物”,可进而合成多种二硫代磷酸酯类农药,如乐果、甲拌磷、马拉硫磷等;由“硫化物”氯化,得到另一类重要的含磷中间体 “氯化物”,又可合成多种硫代磷酸酯类农药,如杀螟硫磷、辛硫磷、二嗪磷等,此外,还用作有色金属选矿剂、高级润滑油添加剂等,以及用于火柴制造、医药制品和橡胶硫化辅助剂等。
有机合成中用于制造各种含硫或含磷的化合物;用于杀虫剂,制造高效有机磷农药如乐果、乙基1065及其乳化剂。也用作矿石选矿剂和高级润滑油的添加剂,用于制造维生素药品和橡胶硫化辅助剂。用于有机合成、农药、火柴、医药、橡胶、矿石浮选、润滑油等工业。
品名
标准
实测值
外观(片状品)
黄色至黄绿色
黄绿色片状
磷 (P), w/%
27.3~28.3
27.87
硫 (S), w/%
71.0~72.5
71.78
终熔点℃
≥274
276.5
熔距℃
≤3
2.6
铁 (Fe), w/%
≤0.01
0.0082
升华残余物 w/%
≤0.40
0.20
二乙基二硫代磷酸得率,
w /%
≥92.00
93.92
二异丁基二硫代磷酸得率, w /%
≥90.00
94.54
片状品片厚/mm
≤0.5
0.24
Molecular Formula: P2S5
Molecular Weight: 191.3
Character: yellow to yellowish green crystal
Purpose:
Perimeter Solutions’ Phosphorus pentasulfide (P2S5) is primarily used in the lubricant additives market as a key intermediate ingredient in the production of Zinc Dialkyldithiophosphate (ZDDP). ZDDP is a critical compound in engine oils inhibiting oxidation and providing anti-wear protection.
P2S5 is also used in the production of organophosphate insecticides, flotation chemicals, pharmaceutical cleaning applications and developing battery technology.
Item
Item Values (Grade I)
Test Result
Appearance (Sheet)
Yellow to Yellowish Green
Yellow-Green Flake
Phosphorus (P), w/%
Sulfur (S), w/%
Final Melting Point/。c
Melting Range/。c
Ferrum (Fe), w/%
Sublimation Residues, w/%
Yield of Diethyl Dithiophosphate,
Yield of Diisobutyl Dithiophosphate, w /%
Thickness of the Flake/mm
Sichuan Jinhe Yongfa CO Ltd
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