Sodium saccharin dihydrate 糖精钠盐二水合物

CAS 6155-57-3 MFCD00151213

化学结构图

6155-57-3
SMILES: O.O=C1NS(=O)(=O)c2ccccc21.[NaH]

化学属性

Mol. FormulaC7H8NNaO5S
Mol. Weight241.20
Melting Point>300 °C
TSCAYes
Appearance 白色菱形结晶或结晶性粉末,无臭,微有芳香气,有强甜味,后味稍带苦,甜度为蔗糖的300~500倍。熔点226~231℃。易溶于水(20℃99.8g、50℃186.8g、95℃328.3g),可溶于乙醇(1g/50mL)。在空气中徐徐风化,约失去一半结晶水而成为白色粉末。小白鼠腹腔注射LD 白色菱形结晶或结晶性粉末,无臭,微有芳香气,有强甜味,后味稍带苦,甜度为蔗糖的300-500倍。熔点226-231℃。易溶于水(99.8g,20℃;186.8g,50℃;328.3g,95℃),可溶于乙醇(1g/50mL)。在空气中徐徐风化,约失去一半结晶水而成为白色粉末。小白鼠腹腔注射LD 17500mg/kg,大白鼠经口MNL500mg/kg,ADI0-5mg/kg(FAO/WHO,1994)。 17500mg/kg,大白鼠经口MNL 500mg/kg,ADI 0~5mg/kg(FAO/WHO,1994)。 50
Boiling Point438.9°C at 760 mmHg

别名和识别编码

Chemical NameSaccharin Sodium Salt Dihydrate
MDL NumberMFCD00151213
CAS Number6155-57-3
Synonym Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide dihydrate {LY} Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide dihydrate {} {LY} Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide dihydrate {} {} {LY} Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide dihydrate {} {} {} {LY} Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide dihydrate {} {} {} {} {LY} Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide dihydrate {} {} {} {} {} {} {} {} {} {} {LY} Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide dihydrate {} {} {} {} {} {} {LY} Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide dihydrate {} {} {} {} {} {} {} {LY} Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide dihydrate {} {} {} {} {} {} {} {} {LY} Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide dihydrate {} {} {} {} {} {} {} {} {} {LY} Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide dihydrate {} {} {} {} {} {} {} {} {} {} {LY} Sodium 3-oxo-3H-benzo[d]isothiazol-2-ide 1,1-dioxide
EC Number204-886-1
Merck Number14,8312
Beilstein Registry Number27,170
Chemical Name Translation糖精钠盐二水合物
Reaxys-RN3599229
PubChem Substance ID517320
Wiswesser Line NotationT56 BSWMVJ &-NA- &QH &QH
LabNetwork Molecule IDLN01740264
Canonical SMILESC1=CC=C2C(=C1)C(=NS2(=O)=O)[O-].[Na+].O.O
InChIInChI=1S/C7H5NO3S.Na.2H2O/c9-7-5-3-1-2-4-6(5)12(10,11)8-7;;;/h1-4H,(H,8,9);;2*1H2/q;+1;;/p-1
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分类

  • {Chemicalbook} 食品添加剂: 甜味剂
  • {SNA} Building Blocks, C3 to C7, Chemical Synthesis, Heterocyclic Building Blocks, Thiazoles

相关文献及参考

  • Effective catalyst for the silylation of a wide range of functional groups by Hexamethyl­disilazane, A15139: J. Org. Chem., 47, 3966 (1982).

安全信息

RTECSDE4550000
Risk Statements
  • R22 Harmful if swallowed 吞咽有害
GHS Symbol
Safety Statements
  • S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触;
Precautionary statements
  • P262 Do not get in eyes, on skin, or on clothing. 不要接触眼睛,皮肤或衣服。
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 17500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FAONAU FAO Nutrition Meetings Report Series.  (Rome, Italy)  No.?-57,
   1948-77.  Discontinued.  Volume(issue)/page/year: 44A,105,1967

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 2500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FAONAU FAO Nutrition Meetings Report Series.  (Rome, Italy)  No.?-57,
   1948-77.  Discontinued.  Volume(issue)/page/year: 44A,105,1967

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 5 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FAONAU FAO Nutrition Meetings Report Series.  (Rome, Italy)  No.?-57,
   1948-77.  Discontinued.  Volume(issue)/page/year: 44A,105,1967

WGK Germany1
Hazard statements
Storage condition 2-8°C, sealed storage, away from moisture {LY} 2-8°C, sealed storage, away from moisture {} {LY} 2-8°C, sealed storage, away from moisture {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {}

其他信息

  • MOL 文件:6155-57-3.mol
  • 方法一:由苯酐经胺化、降解、酯化、重氮化、置换、氯化、环合、酸析、中和等步骤而得。 (1)邻氨基苯甲酸甲酯的制备。将苯酐和0℃的氨水依次加入反应釜,升温至50℃后缓慢滴加氢氧化钠溶液,保持在温度低于70℃和PH8.5-8.9条件下胺化,然后调PH=12-13,在65-70℃保温0.5h降解,完毕后保温赶氨3.5h。冷却至-10℃,加入-10℃的甲醇和次氯酸钠溶液(勿过量),在0℃下酯化45min,再逐渐升温至30℃,以淀粉碘化钾试纸测试呈无色反应。然后加入适量20%的亚硫酸氢钠溶液,料液转稀后,升温至50℃以上,再加入80℃的热水搅拌溶解,静置后过滤,分取油层得邻氨基苯甲酸甲酯。 (2)邻磺酰氯苯甲酸甲酯的制备。先将混酸置于重氮锅内,在10℃左右开始滴加邻氨基苯甲酸甲酯和亚硝酸钠溶液的混合液,重氮化温度保持在25℃以下,反应终点时淀粉碘化钾溶液显淡绿色。重氮化完毕后降温至10℃,加入硫酸铜,溶解后通入SO2进行置换,此时析出邻亚磺酸苯甲酸甲酯,约1h后用H酸试纸监测反应终点应显无色。然后加入甲苯,于30-35℃通氯气氯化,以2%联苯胺乙醇溶液测试显深墨绿色为终点。静置分层,有机层为邻磺酰氯苯甲酸甲酯甲苯溶液。 (3)不溶性糖精的制备。依次将水和邻磺酰氯苯甲酸甲酯甲苯溶液加入反应锅,在10℃时加氨水,搅拌反应15min(温度可达70℃,PH9以上),用2%联苯胺吡啶溶液测试不立即显黄色为环合终点。静置后取下层铵盐液,加入甲苯和30%的盐酸,降PH至1以下。酸析后降温至20℃,取甲苯层水洗去氯化铵得糖精甲苯溶液。 (4)可溶性糖精的制备。将不溶性糖精甲苯溶液加热至40℃,加入碳酸氢钠和水调PH至3.8-4,静置后取水层,加活性炭脱色、过滤,调滤液PH至7,再加活性炭脱色一次。滤液在70-75℃减压浓缩,保持PH为7趁热过滤。滤液经冷却、结晶、甩滤、干燥得糖精钠。
  • 上游原料:氢氧化铵 --> 次氯酸钠 --> Α-球蛋白 --> 硫酸铜 --> 氨茴酸甲酯 --> 糖精 --> 2-(氯磺酰基)苯甲酸甲酯 --> 亚硫酸氢钠溶液 --> 淀粉-碘化钾试纸 --> 邻氨基联苯 --> 墨绿
  • MSDS 信息:Sodium ortho-sulphobenzimide dihydrate(6155-57-3).msds
  • 用途一:糖精钠是普遍使用的人工合成甜味剂。在人体内不被吸收,不产生热量。可用于话梅和陈皮,最大使用量5.0g/kg、在瓜子中最大使用量1.2g/kg;在饮料、配制酒、雪糕、冰淇淋、冰棍、酱菜类、复合调味料、蜜饯、糕点、饼干和面包中最大使用量0.15g/kg;浓缩果汁按浓缩倍数的80%加入。

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