CAS 91-57-6 MFCD00004118-2-Methylnaphthalene 2-甲基萘 TAO{mole}

2-Methylnaphthalene 2-甲基萘

CAS 91-57-6 MFCD00004118

化学结构图

SMILES: CC1CCc2ccccc2C1

化学属性

Mol. Formula	C11H10
Mol. Weight	142.20
Density	1.01
Boiling Point	-
Melting Point	33-34°C
Flash Point	97.78°C
TSCA	Yes
Solubility	0.00246 G/100 ML
Refractive index	1.6019
Stability	对湿度敏感

别名和识别编码

Chemical Name	2-Methylnaphthalene
CAS Number	91-57-6
EC Number	202-078-3
Beilstein Registry Number	906859
MDL Number	-
Synonym	2-Methylnaphthalene {LY} 2-Methylnaphthalene 2-methyl-naphthalen 2-methyl-naphthalene 2-methylnaphthalene 2-methylnaphthalene solution 2-Methylnaphthalene {} {LY} 2-Methylnaphthalene {} {} {LY} 2-Methylnaphthalene {} {} {} {LY} 2-Methylnaphthalene {} {} {} {} {LY} 2-Methylnaphthalene {} {} {} {} {} {LY} 2-Methylnaphthalene {} {} {} {} {} {} {LY} 2-Methylnaphthalene {} {} {} {} {} {} {} {LY} 2-Methylnaphthalene {} {} {} {} {} {} {} {} {LY} 2-Methylnaphthalene {} {} {} {} {} {} {} {} {} {LY} 2-Methylnaphthalene {} {} {} {} {} {} {} {} {} {} {LY} 2-Methylnaphthalene {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Methylnaphthalene {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Methylnaphthalene {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Methylnaphthalene {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {}
PubChem Substance ID	7055
Reaxys-RN	906859
Chemical Name Translation	2-甲基萘
Wiswesser Line Notation	L66J C1
LabNetwork Molecule ID	LN00192678
InChI	InChI=1S/C11H10/c1-9-6-7-10-4-2-3-5-11(10)8-9/h2-8H,1H3
Canonical SMILES	CC1=CC=C2C=CC=CC2=C1

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分类

{uni_hamburg} no charge; carbocycle; aromatic; large ring; fused rings; 6ring; 10ring; 1fragment
{SNA} All PAH Standards, Alpha Sort, Alphabetical Index of Analytical Standards, Analytical Standards, Analytical/Chromatography, Bioactive Small Molecules, Chemical Class, Chromatography, Environmental Standards, Hydrocarbons, M, META - METH, Naphthalenes, Neats and Solutions, PAHs, Volatiles/ Semivolatiles, neat, 细胞生物学
{SNA} Arenes, Bioactive Small Molecules, Building Blocks, Chemical Synthesis, M, Organic Building Blocks, 细胞生物
{SNA} All PA

产品应用

生产维生素K3、制口服避孕药、合成植物生长抑制剂、纺织印染助剂、表面活性剂、饲料添加剂的重要中间体以及β一甲基萘醌作为电子传递者参与生物的光合作用，还可合成多种具有生物活性的医药产品。

安全信息

Signal word Warning

GHS Symbol

WGK Germany2

Safety Statements

S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
S29 Do not empty into drains 不要排入下水道；
S37/39 Wear suitable gloves and eye/face protection 穿戴适当的手套和眼睛/面保护；
S61 Avoid release to the environment. Refer to special instructions/safety data sheet 避免释放到环境中，参考特别指示/安全收据说明书；

Risk Statements

R22 Harmful if swallowed 吞咽有害
R23/24/25 Toxic by inhalation, in contact with skin and if swallowed 吸入，皮肤接触及吞食都有毒
R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
R36/38 Irritating to eyes and skin 对眼睛和皮肤有刺激性
R43 May cause sensitisation by skin contact 皮肤接触会产生过敏反应
R45 May cause cancer 可能致癌
R51/53
R63 Possible risk of harm to the unborn child 可能危害未出生婴儿

Precautionary statements

P260 Do not breathe dust/fume/gas/mist/vapours/spray. 不要吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西，喝水或吸烟。
P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
P273 Avoid release to the environment. 避免释放到环境中。
P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
P301+P312
P301+P312+P330
P302+P352
P304+P340
P305+P351+P338
P314 Get medical advice/attention if you feel unwell. 获取医疗咨询/就医，如果你觉得不舒服
P337+P313
P501 Dispose of contents/container to..… 处理内容物/容器.....

Hazard statements

H315 Causes skin irritation 会刺激皮肤
H411 Toxictoaquaticlifewithlonglastingeffects 对水生生物有毒性并具有长期影响。
H335 May cause respiratory irritation 可能导致呼吸道刺激
H302 Harmful if swallowed 吞食有害
H319 Causes serious eye irritation 严重刺激眼睛

Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves

RTECSQJ9635000

Packing GroupIII

UN Number 3077 UN 3077 9/PG 3 UN3077

Hazard Codes 9

Hazard Class9

Storage condition 2-8°C {LY} 2-8°C 4°C {} {LY} 2-8°C {} {} {LY} 2-8°C {} {} {} {LY} 2-8°C {} {} {} {} {LY} 2-8°C {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C

Warnings 危化品目录(2015)

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 28500 mg/kg/81W-C
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   FAATDF Fundamental and Applied Toxicology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1981-  Volume(issue)/page/year:
   36,90,1997

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1630 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single
   Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects,
   GKNT, 1982  Volume(issue)/page/year: -,85,1982

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1 gm/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - structural or functional change in trachea
   or bronchi
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   61,185,1981

TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 250 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 208,155,1988

TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 4 mmol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 208,155,1988

Restrict 危险品

其他信息

上游原料:焦油 --> 发光油 --> 1-甲基萘 --> 甲基萘馏分 --> 吡啶碱类
MOL 文件:91-57-6.mol
TCI Shanghai:2-甲基萘 2-Methylnaphthalene,>;96.0%(GC)(91-57-6)
防护措施:毒性比萘小。工作场所空气中最大容许浓度为20mg/m3。操作人员应戴防护用具。
储运特性:库房通风低温干燥; 与氧化剂分开存放
Sigma Aldrich:91-57-6(sigmaaldrich)
易溶于乙醇及乙醚，溶于苯，不溶于水。易燃。最小致死量(大鼠，经口)5000mg/kg。有刺激性。
急性毒性:口服- 大鼠 LD50: 163 毫克/ 公斤; 腹腔- 小鼠 LDL0: 1000 毫克/ 公斤
类别:较易燃固体
海关编码:29029080
图谱信息:2-甲基萘(91-57-6)核磁图( 13 CNMR) 2-甲基萘(91-57-6)核磁图( 1 HNMR) 2-甲基萘(91-57-6)质谱(MS) 2-甲基萘(91-57-6)红外图谱(IR1) 2-甲基萘(91-57-6)Raman光谱 2-甲基萘(91-57-6)红外图谱(IR2) 2-甲基萘(91-57-6)红外图谱(IR3)
用途二:在医药上用作生产维生素K3的中间体，氧化制取β-萘酚，作长效或短效口服避孕药。农业上合成植物生长调节剂、DDT乳化剂；经磺化后能作去垢剂，还可用作纤维助染剂、润湿剂、表面活性剂等的原料。
职业标准:STEL 20毫克/ 立方米
凝固点:34.5℃
Acros Organics:2-甲基萘 2-Methylnaphthalene, 95-97%(91-57-6)
用途三:生产维生素K3、制口服避孕药、合成植物生长抑制剂、纺织印染助剂、表面活性剂、饲料添加剂的重要中间体以及β一甲基萘醌作为电子传递者参与生物的光合作用，还可合成多种具有生物活性的医药产品。
下游产品:1-甲基萘 --> 甲萘醌 --> 维生素 K4 --> 2-(氯甲基)萘
常规方法:同“1-甲基萘”。
方法一:2-甲基萘主要存在于萘油馏分（含量约5.48%）和洗油馏分（含量约8.11%）中。1.甲基萘馏分蒸馏得到的237-241℃可结晶的窄馏分，用冷冻结晶法制得2-甲基萘。将其在40-45℃熔化，过滤，即得纯度在97%以上的2-甲基萘。2.在高温焦油中约含1.0%-1.8%。以煤焦油中的洗油为原料，经脱酚、脱吡啶碱后精馏切取240-245℃甲基萘馏分，冷冻至-20℃，此时，2-甲基萘呈结晶析出。然后再用发汗结晶法或甲醇，乙醇重结晶进行精制，即得产品。
可燃性危险特性:遇明火、高温、氧化剂易燃; 燃烧产生刺激烟雾
灭火剂:水、干砂、二氧化碳、泡沫、1211灭火剂
毒性分级:高毒
2-甲基萘价格(试剂级):更新日期产品编号产品名称包装价格 2011/08/23 K6789001 2-甲基萘;β-甲基萘 250g 510元 2011/08/23 L0245901 2-甲基萘97％ 100g 218元 2011/04/16 M0372 2-甲基萘 2-Methylnaphthalene 25G 139元
外观性质:白色至浅黄色单斜晶体或熔融状固体。
MSDS 信息:2-甲基萘(91-57-6).msds
用途一:用作生产维生素K3的原料，用于合成植物生长抑制剂、表面活性剂、减水剂、分散剂等
Alfa Aesar:2-甲基萘,97% 2-Methylnaphthalene, 97%(91-57-6)