CAS 2305-05-7 MFCD00036499-γ-Dodecalactone γ-十二内酯 TAO{mole}

γ-Dodecalactone γ-十二内酯

CAS 2305-05-7 MFCD00036499

化学结构图

SMILES: CCCCCCCCC1CCC(=O)O1

化学属性

Mol. Formula	C12H22O2
Mol. Weight	198.30
Refractive index	1.4520 to 1.4530
Boiling Point	130-132°C
Density	0.94
Melting Point	17-18°C
Flash Point	>110 ºC
Appearance	丙位十二内酯(2305-05-7)为无色透明液体，浓甜桃子果香,微带奶油味，比重D2525 0.933～0.939，折光n20D 1.451～1.456，含量 GC≥98.0%，酸值 ≤5.0 ，沸点130℃（5mmHg），闪点 110℃，不溶于水，易溶于醇类有机溶剂

别名和识别编码

Chemical Name	γ-Dodecalactone
MDL Number	MFCD00036499
CAS Number	2305-05-7
Synonym	5-Octyldihydrofuran-2(3H)-one {LY} 5-Octyldihydrofuran-2(3H)-one {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {} {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {} {} {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {} {} {} {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {} {} {} {} {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 5-Octyldihydrofuran-2(3H)-one {} {} {} {} {} {} {} {} {}
PubChem Substance ID	16821
EC Number	218-971-6
Beilstein Registry Number	126680
Chemical Name Translation	γ-十二内酯
Reaxys-RN	126680
Wiswesser Line Notation	T5OVTJ E8
InChI	InChI=1S/C12H22O2/c1-2-3-4-5-6-7-8-11-9-10-12(13)14-11/h11H,2-10H2,1H3
LabNetwork Molecule ID	LN00226986
Canonical SMILES	CCCCCCCCC1CCC(=O)O1

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品牌质保精细包装现货库存一流品牌服务

安全信息

GHS Symbol

WGK Germany3

Hazard statements

H315 Causes skin irritation 会刺激皮肤
H319 Causes serious eye irritation 严重刺激眼睛
H335 May cause respiratory irritation 可能导致呼吸道刺激

Personal Protective Equipment Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter

RTECSLU3600000

Precautionary statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
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。
P302+P350
P302+P352+P332+P313+P362+P364
P305+P351+P338
P305+P351+P338+P337+P313
P332+P313
P337+P313
P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服，清洗后方可重新使用

Signal word Warning

Hazard Codes Xi

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；
S36 Wear suitable protective clothing 穿戴适当的防护服；

Risk Statements

R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性

Storage condition Store at room temperature {LY} Store at room temperature {} {LY} Store at room temperature {} {} {LY} Store at room temperature {} {} {} {LY} Store at room temperature {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}

其他信息

FEMA:2400
不溶于水，易溶于醇类有机溶剂，有浓甜桃子果香,微带奶油味。
丙位十二内酯价格(试剂级):更新日期产品编号产品名称包装价格 2014/06/02 D1576 γ-十二内酯 gamma-Dodecanolactone 25ML 390元
参考质量标准:FCC，1996；FAO/WHO，1998 含量 ≥97.0% 酸度(OT-4) ≤1.0 折射率 1.451～1.456 相对密度 0.933-0.938 醇中溶解度 lml溶于lmL 95%乙醇
毒性:GRAS(FEMA；FDA，§172．515，2000)。
上游原料:丙烯酸甲酯 --> 十二(烷)酸
食品添加剂最大允许使用量最大允许残留量标准:添加剂中文名称允许使用该种添加剂的食品中文名称添加剂功能最大允许使用量（g/kg）最大允许残留量（g/kg） ε-十二内酯食品食品用香料用于配制香精的各香料成分不得超过在GB 2760中的最大允许使用量和最大允许残留量 δ-十二内酯食品食品用香料用于配制香精的各香料成分不得超过在GB 2760中的最大允许使用量和最大允许残留量 γ-十二内酯食品食品用香料用于配制香精的各香料成分不得超过在GB 2760中的最大允许使用量和最大允许残留量
含量分析:按GT-10-4中用极性柱进行气相色谱法分析。
Hazard Note:Irritant
方法一:由4-羟基十二碳酸脱水内酯化而成。由丙烯酸甲酯与辛醇催化合成。
MOL 文件:2305-05-7.mol
使用限量:FEMA(mg/kg)：饮料3.3；冰淇淋4.3；糖果13；焙烤制品11；明胶和布丁0.15；果冻0.01。适度为限(FDA，§172．515，2000)。
用途一:GB 2760-96规定为允许使用的食用香料。
Sigma Aldrich:2305-05-7(sigmaaldrich)
TCI Shanghai:γ-十二内酯 gamma-Dodecanolactone,>;95.0%(GC)(2305-05-7)