o-Tolidine


  • 中文别名:邻联甲苯胺
  • 中文释义:4,4\'-二氨基-3,3\'-二甲基联苯;邻联甲;邻联甲苯胺;联托胺;联邻甲苯胺;3,3\'-二甲基联苯胺;邻联甲苯胺/3,3-二甲基联苯胺;4,4’-二氨基-3,3’-二甲基联苯
  • 英文别名:C.I. 37230;
    3,3'-dimethylbiphenyl-4,4'-diamine;
    bianisidine;
    3,3'-Dimethylbenzidine 4,4'-Bianisidine;
    2-Tolidin;
    Ellms-Hauser;
    o-Tolidin;
    3,3'-dimethyl-4,4'-diamino-biphenyl;
    O-TOLIDINE;
    Tolidine;
    ο-Tolidine;
    diaminotolyl;
    o-Tolidine,pract;
    3,3'-dimethylbenzidine;
    4,4'-Diamino-3,3'-dimethylbiphenyl;
    3,3'-dimethyl-4,4'-biphenyldiamine;
    DMB;
    2-Tolidine;
    3,3'-Dimethylbenzidine;
    3,3'-Tolidine;
    2-Tolidina;
    o-Tolidine (3,3'-Dimethylbenzidine) 
  • CAS No.:119-93-7
  • 分子式:

    C14H16N2

  • 分子量:212.32
  • 精确分子量:212.13100
  • PSA:52.04000
  • MDL:MFCD00014773
  • InChI:InChI=1/C14H16N2/c1-9-7-11(3-5-13(9)15)12-4-6-14(16)10(2)8-12/h3-8H,15-16H2,1-2H3
  • 分子结构式:

物化性质

外观与性状:
淡灰色-绿色至灰色粉末
密度:
1.106 g/cm3
熔点:
128-131 °C(lit.)
沸点:
300.5 °C
闪点:
244 °C
折射率:
n20/D 1.341
蒸汽压:
2.14E-05mmHg at 25°C
存储条件/存储方法:
库房通风低温干燥,与酸类、氧化剂、食品添加剂分开存放
稳定性相关:

1.稳定性[14] 稳定

2.禁配物[15] 强氧化剂、强酸

3.避免接触的条件[16] 受热

4.聚合危害[17] 不聚合

其它信息:

1.性状:白色至微红色有闪光的片状结晶。[1]

2.熔点(℃):129~131[2]

3.沸点(℃):300~339[3]

4.相对密度(水=1):1.0[4]

5.辛醇/水分配系数:2.34[5]

6.溶解性:不溶于水,溶于乙醇、乙醚、乙酸。[6]

安全信息

外观与性状:
淡灰色-绿色至灰色粉末
密度:
1.106 g/cm3
熔点:
128-131 °C(lit.)
沸点:
300.5 °C
闪点:
244 °C
折射率:
n20/D 1.341
蒸汽压:
2.14E-05mmHg at 25°C
存储条件/存储方法:
库房通风低温干燥,与酸类、氧化剂、食品添加剂分开存放
稳定性相关:

1.稳定性[14] 稳定

2.禁配物[15] 强氧化剂、强酸

3.避免接触的条件[16] 受热

4.聚合危害[17] 不聚合

其它信息:

1.性状:白色至微红色有闪光的片状结晶。[1]

2.熔点(℃):129~131[2]

3.沸点(℃):300~339[3]

4.相对密度(水=1):1.0[4]

5.辛醇/水分配系数:2.34[5]

6.溶解性:不溶于水,溶于乙醇、乙醚、乙酸。[6]

毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DD1225000
CHEMICAL NAME :
Benzidine, 3,3'-dimethyl-
CAS REGISTRY NUMBER :
119-93-7
BEILSTEIN REFERENCE NO. :
2210640
LAST UPDATED :
199712
DATA ITEMS CITED :
49
MOLECULAR FORMULA :
C14-H16-N2
MOLECULAR WEIGHT :
212.32
WISWESSER LINE NOTATION :
ZR B1 DR DZ C1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
125 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
600 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4500 mg/kg/27D-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Skin and Appendages - tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1650 mg/kg/33W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Implant
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5040 mg/kg/1Y-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors Skin and Appendages - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
9 gm/kg/51W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Sense Organs and Special Senses (Ear) - effect, not otherwise specified
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5040 mg/kg/56W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Sense Organs and Special Senses (Ear) - effect, not otherwise specified Endocrine - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3240 mg/kg/34W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Endocrine - tumors Skin and Appendages - tumors
TYPE OF TEST :
DNA inhibition
TYPE OF TEST :
Mutation test systems - not otherwise specified
TYPE OF TEST :
Cytogenetic analysis
TYPE OF TEST :
Sister chromatid exchange

MUTATION DATA

TYPE OF TEST :
Sister chromatid exchange
TEST SYSTEM :
Rodent - rabbit Lymphocyte
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 89,197,1981 *** REVIEWS *** ACGIH TLV-Animal carcinogen, NO TWA (skin) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 IARC Cancer Review:Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 1,87,1972 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 1,87,1972 IARC Cancer Review:Group 2B IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA;Skin;Carcinogen JAN 1993 OEL-FINLAND;Carcinogen JAN 1993 OEL-FRANCE;Carcinogen JAN 1993 OEL-GERMANY;Carcinogen JAN 1993 OEL-SWITZERLAND;Carcinogen JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO o-TOLIDINE-air:CA CL 0.02 mg/m3/60MREFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84756 No. of Facilities: 11 (estimated) No. of Industries: 1 No. of Occupations: 5 No. of Employees: 421 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84756 No. of Facilities: 854 (estimated) No. of Industries: 8 No. of Occupations: 20 No. of Employees: 9640 (estimated) No. of Female Employees: 6005 (estimated)
毒理学数据:

1.急性毒性[7] LD50:404mg/kg(大鼠经口)

2.刺激性 暂无资料

3.致突变性[8] 微生物致突变:鼠伤寒沙门菌100μg/皿。姐妹染色单体交换:兔淋巴细胞50mg/L。程序外DNA合成:人HeLa细胞1μmol/L。DNA损伤:人淋巴细胞500μmol/L(2h)

4.致癌性[9] IARC致癌性评论:G2B,人类可疑致癌物。

生态数据:

1.生态毒性 暂无资料

2.生物降解性[10]

好氧生物降解(h):24~168

厌氧生物降解(h):96~672

3.非生物降解性[11]

水中光氧化半衰期(h):31.2~1740

空气中光氧化半衰期(h):0.267~2.67

4.生物富集性[12] BCF:5~10(鲤鱼,接触浓度0.02mg/L,接触时间8周);34~83(鲤鱼,接触浓度0.2mg/L,接触时间8周)

5.其他有害作用[13] 该物质对环境有危害,应特别注意对水体的污染。

MSDS

国标编号: 61805-1
CAS: 119-93-7
中文名称: 3,3'-二甲基-4,4'-二氨基联苯
英文名称: 3,3'-dimethylbenzidine;o-tolidine
别 名: 3,3'-二甲基联苯胺;邻二氨基二甲基联苯;邻联甲苯胺
分子式: C14H16N2;H3C(NH2)C6H3C6H3(NH2)CH3<
分子量: 212.30
熔 点: 131~132℃
密 度:
蒸汽压: 415℃
溶解性: 不溶于水,溶于乙醇、乙醚
稳定性: 稳定
外观与性状: 白色至微红色有闪光的片状结晶
危险标记: 14(毒害品)
用 途: 用作染料、乌来糖树脂的交联剂,鉴定金及水中游离氯的试剂

2.对环境的影响: 一、健康危害 侵入途径:吸入、食入、经皮吸收。 健康危害:本品对呼吸疲乏和眼有刺激性。对皮肤无刺激性;易经皮肤吸收。 慢性影响:无长期职业性接触致慢性影响的报道。动物喂饲本品可导致肾损害甚至肾功能衰竭。 二、毒理学资料及环境行为 急性毒性:LD50404mg/kg(大鼠经口) 致突变性:微粒体致突变:鼠伤寒沙门氏菌100µg/皿。姊妹染色单体交换:兔淋巴细胞50mg/L。 致癌性:IARC致癌评论:动物阳性。 危险特性:可燃。遇明火、高热或与氧化剂接触。有引起燃烧爆炸的危险。受高热分解放出有毒的气体。 燃烧(分解)产物:一氧化碳、二氧化碳、氧化氮。 3.现场应急监测方法:   4.实验室监测方法:   5.环境标准:   6.应急处理处置方法: 一、泄漏应急处理 隔离泄漏污染区,限制出入。切断火源。建议应急处理人员戴自吸过滤式防尘口罩,穿防毒服。不要直接接触泄漏物。小量泄漏:用洁净的铲子收集于干燥、洁净、有盖的容器中。大量泄漏:收集回收或运至废物处理场所处置。 二、防护措施 呼吸系统防护:空气中粉尘浓度较高时,佩带自吸过滤式防尘口罩。紧急事态抢救或撤离时建议佩戴自给式呼吸器。 眼睛防护:戴化学安全防护眼镜。 身体护服:穿防一道的渗透服。 手防护:戴橡胶手套。 其它:工作现场禁止吸烟、进食和饮水。及时换洗工作服。工作前后不饮酒,用温水洗澡。实行就业前和定期的体检。 三、急救措施 皮肤接触:立即脱去被污染的衣着,用肥皂水及清水彻底冲洗皮肤。就医。 眼睛接触:提起眼睑,用流动清水或生理盐水冲洗。就医。 吸入:迅速脱离现场至空气新鲜处。保持呼吸道通畅。如呼吸困难,给输氧。如呼吸停止,立即进行人工呼吸。就医。 食入:饮足量温水,催吐。就医。 灭火方法:灭火剂:水、二氧化碳、砂土、泡沫。

分子结构与计算化学数据

分子结构数据

1、摩尔折射率:68.96

2、摩尔体积(cm3/mol):191.8

3、等张比容(90.2K):507.5

4、表面张力(dyne/cm):49.0

5、极化率(10-24cm3):27.34

计算化学数据

1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:2

3.氢键受体数量:2

4.可旋转化学键数量:1

5.互变异构体数量:无

6.拓扑分子极性表面积52

7.重原子数量:16

8.表面电荷:0

9.复杂度:205

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:1

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