颜料红23
- 中文名称:
- 颜料红23
- 中文别名:
- 颜料红23;
3-羟基-4-[(2-甲氧基-5-硝基苯基)偶氮]-N-(3-硝基苯基)-2-萘甲酰胺;
4-[[5-(氨基甲酰基)-2-甲氧苯基]偶氮]-3-羟基-N-苯基-2-萘甲酰胺;
坚固玫瑰红 VR;
颜料红 23
- 英文名称:
- 2-Naphthalenecarboxamide,3-hydroxy-4-[2-(2-methoxy-5-nitrophenyl)diazenyl]-N-(3-nitrophenyl)-
- 英文别名:
- Pigment Red 23;
Pigment Red 245;
Fast Pink B;
Irgalite Red;
c.i. pigment red 157;
Fast Carmine RBS;
CIPIGMENT23;
6368 Permanent Pink;
6316 Fast Rose Red
- CAS No.:
- 6471-49-4
- 分 子 式:
-
C24H17N5O7
- 分 子 量:
- 487.43
- 精确分子量:
- 487.11300
- PSA:
- 174.92000
- EINECS:
- 229-313-2
- InChI:
- InChI=1/C24H17N5O7/c1-36-21-10-9-17(29(34)35)13-20(21)26-27-22-18-8-3-2-5-14(18)11-19(23(22)30)24(31)25-15-6-4-7-16(12-15)28(32)33/h2-13,26H,1H3,(H,25,31)/b27-22+3
- 分子结构式:
-
- SDS:
- 查看
颜料红23 制备方法及用途
制备方法
将大红色基RC(间硝基邻甲氧基苯胺),溶于盐酸水溶液中,降温到0-5℃,加入亚硝钠溶液进行重氮化,用尿素破坏过量的亚硝酸,备用;另将色酚AS-BS溶于氢氧化钠水溶液中,加入上述的重氮盐,在弱酸性介质中进行偶合反应,加热升温至90℃,过滤,水洗,干燥。
用途简介
该颜料品种呈暗蓝光红色,与C.I.颜料红146相比稍黄光更暗,耐光牢度仅为3级,耐颜料红146为5级。商品粒径小,呈透明型,粘度较高,耐溶剂性能较差导致在包装印墨中出现结晶现象。可用于织物印花,NC-型及水性印墨,亦可用于涂料着色,只是耐罩漆性能稍差。投放市场的商品牌号达28种之多。
颜料红23 物化性质
- 外观与性状:
- 红色粉末
- 密度:
- 1.47 g/cm3
- 熔点:
- 330-340ºC
- 沸点:
- 692.8ºC at 760 mmHg
- 闪点:
- 372.8ºC
- 水溶解性:
- <0.1 g/100 mL at 22℃
- 折射率:
- 1.693
颜料红23 毒理性
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- QJ1897000
- CHEMICAL NAME :
- 2-Naphthalenecarboxamide,
3-hydroxy-4-((2-methoxy-5-nitrophenyl)azo)-N-(3-nitro
phenyl)-
- CAS REGISTRY NUMBER :
- 6471-49-4
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 9
- MOLECULAR FORMULA :
- C24-H17-N5-O7
- MOLECULAR WEIGHT :
- 487.46
- WISWESSER LINE NOTATION :
- L66J BNUNR BO1 ENW& CQ DVMR CNW
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 273 gm/kg/13W-C
- TOXIC EFFECTS :
- Blood - normocytic anemia
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 102 gm/kg/17D-C
- TOXIC EFFECTS :
- Blood - pigmented or nucleated red blood cells
Blood - changes in erythrocyte (RBC) count
Nutritional and Gross Metabolic - weight loss or decreased weight gain
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 136 gm/kg/13W-C
- TOXIC EFFECTS :
- Liver - changes in liver weight
Endocrine - changes in thymus weight
MUTATION DATA
- TYPE OF TEST :
- Mutation in microorganisms
- TEST SYSTEM :
- Bacteria - Salmonella typhimurium
- DOSE/DURATION :
- 10 ug/plate
- REFERENCE :
- NTPTR* National Toxicology Program Technical Report Series. (Research
Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-411,1992
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOHS - National Occupational Hazard Survey (1974)
NOHS Hazard Code - M2113
No. of Facilities: 495 (estimated)
No. of Industries: 16
No. of Occupations: 34
No. of Employees: 21254 (estimated)
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - M2113
No. of Facilities: 548 (estimated)
No. of Industries: 11
No. of Occupations: 24
No. of Employees: 15233 (estimated)
No. of Female Employees: 2716 (estimated)
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