TX0279

Tetrahydrofuran

≥99.9% (GC), meets USP/NF, inhibitor-free, OmniSolv^®

• 别名: 丁烯氧化物, 四亚甲基氧化物, 氧杂环戊烷
• 经验公式（希尔记法）: C₄H₈O
• CAS号: 109-99-9
• 分子量: 72.11
• Beilstein: 102391
• MDL编号: MFCD00005356
• UNSPSC代码: 12191504
• EC索引号: 203-726-8

属性

• 产品名称: 四氢呋喃, Meets Reagent Specifications for testing USP/NF monographs OmniSolv^®
• 等级: HPLC grade
• 质量水平: 100
• Agency: meets USP/NF
• 蒸汽密度: 2.5 (vs air)
• 蒸汽压: 114 mmHg ( 15 °C); 143 mmHg ( 20 °C)
• 产品线: OmniSolv^®
• 方案: ≥99.9% (GC)
• 表单: liquid
• 自燃温度: 610 °F
• 保质期: 12 mo. (from manufacture date)
• expl. lim.: 1.8-11.8 %
• 技术: HPLC: suitable
• 杂质: ≤0.02% Peroxide (as H₂O₂); ≤0.02% Water (H₂O); ≤0.8 μeq/g Titrable acid
• 蒸发残留物: ≤2 ppm
• 颜色: APHA: ≤10
• 折射率: n20/D 1.407 (lit.)
• pH值（酸碱度）: 7-8 (20 °C, 200 g/L in H₂O)
• 沸点: 65-67 °C (lit.)
• mp: −108 °C (lit.)
• 转变温度: flash point -20 °C
• 溶解性: water: miscible
• 密度: 0.889 g/mL at 25 °C (lit.)
• UV cutoff: ≤212 nm
• 紫外吸收: λ: 212 nm A_max: ≤1.00; λ: 225 nm A_max: ≤0.50; λ: 250 nm A_max: ≤0.10; λ: 300 nm A_max: ≤0.005
• 应用: general analytical
• 运输: ambient
• 储存温度: no temp limit
• SMILES字符串: C1CCOC1
• InChI: 1S/C4H8O/c1-2-4-5-3-1/h1-4H2
• InChI key: WYURNTSHIVDZCO-UHFFFAOYSA-N

说明

应用

Meets Reagent Specifications for testing USP/NF monographs OmniSolv^®

TX0279P-1 is packaged in poly coated glass bottles

包装

M-Bottle for Solvents
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制备说明

Product filtered through a 0.2 μm filter

分析说明

Expiration dateExp 12 months from mfg dateAssay (GC)99.9% minColor (APHA)10 maxEvaporation residue2ppm maxFiltered through 0.2 µm filterTo pass testFormClear liquidIdentity (IR-spectrum)ConformsPeroxide (as H2O2)*0.02% maxRefractive index (at 20°C)Titrable acid0.8µeq/g maxUV Abs. at 212 nm1.00AU maxUV Abs. at 225 nm0.50AU maxUV Abs. at 250 nm0.10AU maxUV Abs. at 300 nm0.005AU maxUV Cut-off212nm maxWater (H2O)0.02% max

法律信息

OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

安全信息

• 象形图: GHS02,GHS08,GHS07
• 警示用语：: Danger
• 危险声明: H225,H302,H319,H335,H336,H351
• 预防措施声明: P202 - P210 - P233 - P301 + P312 - P305 + P351 + P338 - P308 + P313
• 危险分类: Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
• 靶器官: Central nervous system, Respiratory system
• 补充剂危害: EUH019
• 储存分类代码: 3 - Flammable liquids
• WGK: WGK 1
• 闪点(°F): -6.2 °F - closed cup
• 闪点(°C): -21.2 °C - closed cup