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1,3-二甲基脲

1,3-二甲基脲用途

【用途一】
用作合成茶叶碱和咖啡因的中间体，也用于生产纤维处理剂

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1,3-二甲基脲名称

[ CAS 号 ]:
96-31-1

[ 中文名 ]:
1,3-二甲基脲

[ 英文名 ]:
1,3-Dimethylurea

[中文别名 ]:

[英文别名 ]:

Urea,N,N'-dimethyl
1,3-dimethyl urea
Symmetric dimethylurea
N,N′-dimethyl urea
Urea, 1,3-dimethyl-
N,N'-Dimethylharnstoff [German]
N,N'-Dimethylurea
UNII-WAM6DR9I4X
4-04-00-00207 (Beilstein Handbook Reference)
EINECS 202-498-7

1,3-二甲基脲物理化学性质

[ 密度 ]:
0.9±0.1 g/cm3

[ 沸点 ]:
269.0±0.0 °C at 760 mmHg

[ 熔点 ]:
101-104 °C(lit.)

[ 分子式 ]:
C₃H₈N₂O

[ 分子量 ]:
88.108

[ 闪点 ]:
124.3±18.9 °C

[ 精确质量 ]:
88.063660

[ PSA ]:
41.13000

[ LogP ]:
-1.01

[ 外观性状 ]:
白色片状

[ 蒸汽压 ]:
0.0±0.5 mmHg at 25°C

[ 折射率 ]:
1.414

[ 储存条件 ]:
Store at RT.

[ 水溶解性 ]:
765 g/L (21.5 ºC)

1,3-二甲基脲MSDS

1,3-二甲基脲毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YS9868000

CHEMICAL NAME :: Urea, 1,3-dimethyl-

CAS REGISTRY NUMBER :: 96-31-1

BEILSTEIN REFERENCE NO. :: 1740672

LAST UPDATED :: 199710

DATA ITEMS CITED :: 10

MOLECULAR FORMULA :: C3-H8-N2-O

MOLECULAR WEIGHT :: 88.13

WISWESSER LINE NOTATION :: 1MVM1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >2 gm/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 :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 4962 mg/kg

TOXIC EFFECTS :: Behavioral - tremor Lungs, Thorax, or Respiration - cyanosis Lungs, Thorax, or Respiration - respiratory depression

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 2 gm/kg

SEX/DURATION :: female 12 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 2 gm/kg

SEX/DURATION :: female 10 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 2 gm/kg

SEX/DURATION :: female 10 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system

MUTATION DATA

TYPE OF TEST :: DNA inhibition

TEST SYSTEM :: Human Lymphocyte

DOSE/DURATION :: 40 mmol/L

REFERENCE :: PNASA6 Proceedings of the National Academy of Sciences of the United States of America. (National Academy of Sciences, Printing & Pub. Office, 2101 Constitution Ave., Washington, DC 20418) V.1- 1915- Volume(issue)/page/year: 79,1171,1982

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1,3-二甲基脲安全信息

[ 个人防护装备 ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ 风险声明 (欧洲) ]:
R62

[ 安全声明 (欧洲) ]:
S22-S24/25

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
1

[ RTECS号 ]:
YS9868000

[ 海关编码 ]:
29241900

1,3-二甲基脲合成路线

1,3-二甲基脲上下游产品

1,3-二甲基脲上游产品

1,3-二甲基脲下游产品

1,3-二甲基脲制备

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1,3-二甲基脲海关

[ 海关编码 ]: 2924199090

[ 中文概述 ]:
2924199090. 其他无环酰胺（包括无环氨基甲酸酯)(包括其衍生物及盐）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 包装

[ Summary ]:
2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

1,3-二甲基脲文献

Differential protein abundance and function of UT-B urea transporters in human colon.

Am. J. Physiol. Gastrointest. Liver Physiol. 298(3) , G345-51, (2010)

Facilitative UT-B urea transporters enable the passage of urea across cell membranes. Gastrointestinal urea transporters are thought to play a significant role in the urea nitrogen salvaging process t...

In vitro stimulation by paraquat of reactive oxygen-mediated lipid peroxidation in rat lung microsomes.

Toxicol. Appl. Pharmacol. 60(2) , 279-86, (1981)

Novel bUT-B2 urea transporter isoform is constitutively activated.

Am. J. Physiol. Regul. Integr. Comp. Physiol. 297(2) , R323-9, (2009)

Our previous studies have detailed a novel facilitative UT-B urea transporter isoform, bUT-B2. Despite the existence of mouse and human orthologs, the functional characteristics of UT-B2 remain undefi...

更多文献

1,3-二甲基脲

1,3-二甲基脲用途

1,3-二甲基脲名称

1,3-二甲基脲物理化学性质

1,3-二甲基脲MSDS

详细MSDS(安全技术说明书)

1,3-二甲基脲毒性和生态

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

1,3-二甲基脲安全信息

1,3-二甲基脲合成路线

详细合成路线

1,3-二甲基脲上下游产品

1,3-二甲基脲上游产品

1,3-二甲基脲下游产品

1,3-二甲基脲制备

1,3-二甲基脲海关

1,3-二甲基脲文献

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