Methyl Ethyl Ketone
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Định danh
Số CAS
78-93-3Công thức phân tử
C4H8OSMILES
CCC(=O)C
Nhãn an toàn
Dễ cháy
Kích ứngChỉ số lưu (RI)
- DB5: 592.0
- Carbowax: 899.8
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Hồ sơ mùi hương
thanh thoát 83.58% trái cây 76.55% ngọt 66.98% dung môi 60.38% keton 60.21% rượu rum 48.79% hăng 44.22% lên men 44.12% sắc 38.68% cồn 38.14% Scent© AI
Ngưỡng phát hiện mùi thực nghiệm
- Odor Threshold Low: 2.0 [mmHg]. Odor Threshold High: 85.0 [mmHg]. Detection odor threshold from AIHA (mean = 16 ppm)
- Odor low= 0.7375 mg/cu m; Odor high= 147.5 mg/cu m.
- Detection limit in water: 5.00x10+1 ppm (purity not specified)
- Recognition in air: 1.00x10+1 ppm (chemically pure)
- Detection limit in air: 2.00x10+1 ppm (purity not specified)
- The odor threshold in air is 5.4 ppm.
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Thuộc tính
XLogP3-AA
0.3 Tan tốt trong MMB, TEC, IAAKhối lượng phân tử
72.11 g/molÁp suất hơi ước lượng
- 93.298 hPa @ 20°C
- 119.3074 hPa @ 25°C
Tốc độ bay hơi
Cực nhanhNhiệt độ sôi ước lượng
79°CNhiệt độ tan chảy thực nghiệm
- -123.3 °F (NTP, 1992)
- -86.67 °C
- -86.6 °C
- -86 °C
- -123 °F
Nhiệt độ sôi thực nghiệm
- 175.3 °F at 760 mmHg (NTP, 1992)
- 79.59 °C
- 78.60 to 80.00 °C. @ 760.00 mm Hg
- 80 °C
- 175 °F
Nhiệt độ chớp cháy thực nghiệm
- 26 °F (NTP, 1992)
- 26 °F
- 16 °F (-9 °C) (Closed cup)
- -9 °C (closed cup)
- -9 °C c.c.
- 16 °F
Độ tan thực nghiệm
- greater than or equal to 100 mg/mL at 66 °F (NTP, 1992)
- Constant boiling mixture with water, BP 73.4 °C, contains 88.7% methyl ethyl ketone (MEK); Solubility of water in MEK is 12.5% at 25 °C
- In water, 2.23X10+5 mg/L at 25 °C
- In water, 3.13X10+5 mg/L at 10 °C; 2.11X10+5 mg/L at 25 °C; 1.6X10+5 mg/L at 90 °C
- Soluble in benzene, alcohol, and ether; miscible with oils
- Miscible with ethanol, ether, acetone, benzene, chloroform
- 223.0 mg/mL
- Solubility in water, g/100ml at 20 °C: 29 (good)
- miscible with alcohol, ether, most fixed oils; 1 ml in 4 ml water
- 28%
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Các tên gọi
- 2-Butanone
- METHYL ETHYL KETONE
- Butan-2-one
- Butanone
- 78-93-3
- Ethyl methyl ketone
- Methylethyl ketone
- Meetco
- Methyl acetone
- Methylethylketone
- 3-Butanone
- Ethylmethylketon
- ethylmethylketone
- Aethylmethylketon
- Butanone 2
- Acetone, methyl-
- Ethyl methyl cetone
- Metiletilchetone
- Metyloetyloketon
- Ketone, ethyl methyl
- MEK
- ethylmethyl ketone
- Metyl ethyl ketone
- methylacetone
- methyl(ethyl) ketone
- Metiletilcetona
- Oxobutane
- RCRA waste number U159
- Methylethylketon
- Caswell No. 569
- Ethylmethylcetone
- 2-butanon
- FEMA No. 2170
- HSDB 99
- CCRIS 2051
- UNII-6PT9KLV9IO
- 2-BUTANONE-D8
- 6PT9KLV9IO
- 2-Oxobutane
- C2H5COCH3
- methyl ethylketone
- AI3-07540 (USDA)
- EINECS 201-159-0
- methyl ethyl cetone
- MFCD00011648
- EPA Pesticide Chemical Code 044103
- ethyl(methyl) ketone
- DTXSID3021516
- CHEBI:28398
- AI3-07540
- 2-Butanone, HPLC Grade
- DTXCID801516
- EC 201-159-0
- Butanone 2 [French]
- METHYL ETHYL KETONE (II)
- METHYL ETHYL KETONE [II]
- Ethylmethylketon [Dutch]
- METHYL ETHYL KETONE (MART.)
- METHYL ETHYL KETONE [MART.]
- Metiletilcetona [Spanish]
- Metyloetyloketon [Polish]
- Aethylmethylketon [German]
- Ethylmethylcetone [French]
- Metiletilchetone [Italian]
- 2-Butanone, ACS reagent, >=99.0%
- methyl-ethyl ketone
- Ethyl methyl cetone [French]
- Butanon, Ethylmethylketon, Methylethylketon, MEK
- UN1193
- methyl ethyl ketone (mek)
- RCRA waste no. U159
- n-butanone
- 2-butanal
- ethyl methylketone
- ethylmathyl ketone
- methyl-ethylketone
- methylethyl-ketone
- butane-2-one
- 2 -butanone
- 2- butanone
- butan-3-one
- methyl etyl ketone
- ethyl-methyl ketone
- methyl-ethyl-ketone
- Ethyl, methyl ketone
- Ketone, methyl ethyl
- Caswell No 569
- 2-Butanone, ACS grade
- 2-BUTANONE [FCC]
- 2-BUTANONE [FHFI]
- Pesticide Code: 044103
- ghl.PD_Mitscher_leg0.417
- CHEMBL15849
- 2-Butanone, analytical standard
- 2-Butanone, LR, >=99%
- METHYL ETHYL KETONE [MI]
- Methyl ethyl ketone, ACS reagent
- METHYL ETHYL KETONE [HSDB]
- 2-Butanone, AR, >=99.5%
- APA82009
- METHYL ETHYL KETONE [VANDF]
- 2-Butanone, technical grade, 99%
- Tox21_200041
- LMFA12000043
- STL146562
- 2-Butanone, HPLC Grade, 99.5%
- 2-Butanone, natural, >=99%, FG
- METHYL ETHYL KETONE [USP-RS]
- AKOS000118991
- 2-Butanone, for HPLC, >=99.7%
- UN 1193
- 2-Butanone, ReagentPlus(R), >=99%
- CAS-78-93-3
- 2-Butanone, >=99.5%, FCC, FG
- NCGC00090973-01
- NCGC00090973-02
- NCGC00257595-01
- BP-30009
- 2-Butanone 100 microg/mL in Acetonitrile
- Ethyl methyl ketone or methyl ethyl ketone
- 2-Butanone, SAJ first grade, >=99.0%
- 2-Butanone, JIS special grade, >=99.0%
- E0140
- NS00003885
- C02845
- 2-Butanone, HPLC grade, for HPLC, >=99.5%
- A839534
- ETHYL METHYL KETONE (METHYL ETHYL KETONE)
Tiêu chuẩn IFRA 51
Thực vật
Tên | CAS | Thực vật | Tỷ lệ |
---|---|---|---|
Truffle, black (Perigord) | Tuber melanosporum, fam. Ascomycetae | 2.5% | |
Apple flower | Malus arnoldiana (Rehd) Sarg. var. Redgold, fam. Rosaceae | 0.01% | |
Marigold pot 1 | 70892-20-5 | Calendula officinalis L. (Pot Marigold), fam. Asteraceae (Compositae) | 0.01% |
Marigold pot 2 | 70892-20-5 | Calendula officinalis L. (Pot Marigold), fam. Asteraceae (Compositae) | 0.2% |
Ambrette seed (China) | 8015-62-1 | Hibiscus abelmoschus L. (Abelmoschus moschatus Moench), fam. Malvaceae | 0.02% |
Santolina chamaecyparisus (Egypt) | 84961-58-0 | Santolina chamaecyparisus L., fam. Asteraceae (Compositae) | 0.01% |
Thyme 5 | 8007-46-3 | Thymus vulgaris L., fam. Lamiaceae (Labiatae) | 0.01% |
Ageratum conyzoides (Ghana) | 85480-32-6 | Ageratum conyzoides L., fam. Asteraceae (Compositae) | 0.01% |
Truffle, white (Italy) | Tuber magnatum Pico, fam. Ascomycetae | 5.0% | |
Cyphomandra betacea fruit | Cyphomandra betacea Sendtn., fam. Solanaceae (tree tomato, tamarillo) | 0.01% | |
Pineapple pulp | Ananas comosus (L.) Merr., fam. Bromeliaceae | 0.81% |