苯磺酰肼

苯磺酰肼用途

【用途一】
主要用作制泡沫塑料和泡沫橡胶的起泡剂。
【用途二】
用作塑料、橡胶发泡剂，用于制鞋、包装工业中
【用途三】
用作制鞋工业用泡沫材料的发泡剂，用量为3-6.5%，也用于聚氯乙烯、聚酯、聚酰胺、聚苯乙烯、酚醛树酯、环氧树脂、丁基胶、丁苯胶、硅橡胶、聚烯烃、苯乙烯与丙烯腈或丁二烯共聚物发泡剂，用量为1-15%。

苯磺酰肼名称

[ CAS 号 ]:
80-17-1

[ 中文名 ]:
苯磺酰肼

[ 英文名 ]:
Benzenesulfonohydrazide

[中文别名 ]:

[英文别名 ]:

benzenesulphonohydrazide
NH2NHSO2-Ph
POROFOR BSH
Benzenesulfonohydrazide
Benzenesulfonic acid, hydrazide
benzenesulphonylhydrazine
EINECS 201-255-2
hydrazidebsg
benzenesulfonyl hydrazide
phenylsulphonylhydrazine

苯磺酰肼物理化学性质

[ 密度 ]:
1.4±0.1 g/cm3

[ 沸点 ]:
333.5±25.0 °C at 760 mmHg

[ 熔点 ]:
101-103 °C(lit.)

[ 分子式 ]:
C₆H₈N₂O₂S

[ 分子量 ]:
172.205

[ 闪点 ]:
155.5±23.2 °C

[ 精确质量 ]:
172.030655

[ PSA ]:
80.57000

[ LogP ]:
-0.14

[ 外观性状 ]:
白色至淡黄色粉末

[ 蒸汽压 ]:
0.0±0.7 mmHg at 25°C

[ 折射率 ]:
1.589

[ 储存条件 ]:
Flammables area

苯磺酰肼MSDS

苯磺酰肼毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DB6888000

CHEMICAL NAME :: Benzenesulfonic acid, hydrazide

CAS REGISTRY NUMBER :: 80-17-1

BEILSTEIN REFERENCE NO. :: 0640079

LAST UPDATED :: 199707

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C6-H8-N2-O2-S

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 50 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: IPSTB3 International Polymer Science and Technology. (Rapra Technology Ltd., Shawbury, Shrewsbury, Shropshire SY4 4NR, UK) Volume(issue)/page/year: 3,93,1976

苯磺酰肼安全信息

[ 符号 ]:

GHS02

[ 信号词 ]:
Danger

[ 危害声明 ]:
H242

[ 个人防护装备 ]:
Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ 危害码 (欧洲) ]:
F:Flammable;

[ 风险声明 (欧洲) ]:
R11

[ 安全声明 (欧洲) ]:
S15-S16-S22-S24/25

[ 危险品运输编码 ]:
UN 3226 4.1

[ WGK德国 ]:
3

[ RTECS号 ]:
DB6888000

[ 包装等级 ]:
II

[ 危险类别 ]:
4.1

苯磺酰肼合成路线

苯磺酰肼上下游产品

苯磺酰肼上游产品

苯磺酰肼下游产品

苯磺酰肼制备

将苯磺酰氯按配比溶解于苯中，制成的溶液送至高位槽备用。在搅拌反应釜中加入浓度为40%的水合肼及适量的烧碱，搅拌下溶解成均一的溶液。然后于常温下，一边搅拌一边加入苯磺酰氯的苯溶液，进行缩合反应。加料速度不宜过快，以使反应平稳，温度不超过50℃为限。待生成苯磺酰肼的反应完全后，加入适量的酸进行中和，使反应体系呈中性。因苯磺酰肼不溶于水和苯，以固体形式析出。反应产物经过滤，滤液静置分层，上层为苯，可循环使用，或蒸馏回收；下层为水溶液，可回收未反应的水合肼。滤饼经水洗数次，将所含的盐及其他水溶性物质洗尽后，于60℃下干燥，即得成品。

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