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苯甲醛二甲缩醛

苯甲醛二甲缩醛用途

【用途一】
苯甲醛二甲缩醛（1125-88-8）是食用香料和日化香精的原料。食用香料的含酒精饮料用量60mg／kg；一般食用最终用量为22～56mg／kg。

苯甲醛二甲缩醛名称

[ CAS 号 ]:
1125-88-8

[ 中文名 ]:
苯甲醛二甲缩醛

[ 英文名 ]:
Benzaldehyde dimethyl acetal

[中文别名 ]:

[英文别名 ]:

Benzene, (dimethoxymethyl)-
Dimethoxymethyl-benzene
Toluene, α,α-dimethoxy-
α,α-Dimethoxytoluene
Benzaldehydedimethylacetal
MFCD00008491
dimethoxymethylbenzene
EINECS 214-413-0
(Dimethoxymethyl)benzene

苯甲醛二甲缩醛物理化学性质

[ 密度 ]:
1.0±0.1 g/cm3

[ 沸点 ]:
199.7±0.0 °C at 760 mmHg

[ 熔点 ]:
87-89ºC

[ 分子式 ]:
C₉H₁₂O₂

[ 分子量 ]:
152.190

[ 闪点 ]:
69.4±0.0 °C

[ 精确质量 ]:
152.083725

[ PSA ]:
18.46000

[ LogP ]:
2.24

[ 外观性状 ]:
无色液体

[ 蒸汽压 ]:
0.5±0.3 mmHg at 25°C

[ 折射率 ]:
1.489

[ 储存条件 ]:
2-8°C

[ 水溶解性 ]:
decomposes

苯甲醛二甲缩醛MSDS

苯甲醛二甲缩醛毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CU5774000

CHEMICAL NAME :: Benzaldehyde, dimethyl acetal

CAS REGISTRY NUMBER :: 1125-88-8

BEILSTEIN REFERENCE NO. :: 2044501

LAST UPDATED :: 199701

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C9-H12-O2

MOLECULAR WEIGHT :: 152.21

WISWESSER LINE NOTATION :: 1OYR&O1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,711,1979 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1220 mg/kg

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

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,711,1979

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >5 gm/kg

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

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,711,1979

苯甲醛二甲缩醛安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H302

[ 警示性声明 ]:
P301 + P312 + P330

[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
Xn:Harmful;

[ 风险声明 (欧洲) ]:
R22;R36/37/38

[ 安全声明 (欧洲) ]:
S23-S24/25

[ 危险品运输编码 ]:
3271

[ WGK德国 ]:
3

[ RTECS号 ]:
CU5774000

[ 海关编码 ]:
29110000

苯甲醛二甲缩醛合成路线

苯甲醛二甲缩醛上下游产品

苯甲醛二甲缩醛上游产品

苯甲醛二甲缩醛下游产品

苯甲醛二甲缩醛制备

1.用苯甲醛与甲醇在酸催化剂存在下进行羟醛脱水缩合则转化为缩醛。

2.由苯甲醛与甲醇在酸催化剂存在下进行羟醛脱水缩合得到缩醛。

苯甲醛二甲缩醛海关

[ 海关编码 ]: 2909309090

[ 中文概述 ]:
2909309090 其他芳香醚及其卤化衍生物、磺化、硝化衍生物（包括亚硝化衍生物）。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:5.5%。普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ Summary ]:
2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

苯甲醛二甲缩醛文献

The Role of Charge Density and Hydrophobicity on the Biocidal Properties of Self-Protonable Polymeric Materials.

Macromol. Biosci. 15 , 927-40, (2015)

Intrinsic antimicrobial thermoplastic A(BC)n copolymers (n = 1, 2, 4), where A was poly(ethylene glycol) (PEG), BC was a random chain of methylmethacrylate (MMA), and alkyl-aminoethyl methacrylate (AA...

Chemical behavior of benzylidene acetal groups bridging the contiguous glucose residues in malto-oligosaccharide derivatives.

Carbohydr. Res. 246 , 61-73, (1993)

Treatment of phenyl alpha-maltoside with an excess of alpha, alpha-dimethoxytoluene in the presence of (+)-10-camphorsulfonic acid, followed by partial hydrolysis to remove unstable acyclic acetal sub...

Mesoporous silica with site-isolated amine and phosphotungstic acid groups: a solid catalyst with tunable antagonistic functions for one-pot tandem reactions.

Angew. Chem. Int. Ed. Engl. 50(41) , 9615-9, (2011)

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