一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

Welcome to chemicalbook!
010-86108875
RFQ
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

ChemicalBook >> CAS DataBase List >> 2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE

2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE

2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE price.
  • $8 - $1572.94
  • Product name: 2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE
  • CAS: 204905-77-1
  • MF: C7H6O3S
  • MW: 170.19
  • EINECS:
  • MDL Number:MFCD01651766
  • Synonyms:3,4-Ethylenedioxothiophene-2-carbaldehyde;Thieno[3,4-b]-1,4-dioxin-5-carboxaldehyde, 2,3-dihydro-;2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE;2-Formyl-3,4-ethylenedioxythiophene;3,4-Ethylenedioxythiophene-2-carboxaldehyde;2,3-Dihydrothieno[3,4-b]-1,4-dioxin-5-carbaldehyde;3,4-Ethylenedioxythiophene-2-carbaldehyde;2,3-dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehy
41 prices
Selected condition:
Brand
  • aablocks
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Atlantic Research Chemicals
  • Biosynth
  • Crysdot
  • Matrix Scientific
  • SynQuest Laboratories
  • Synthonix
  • TCI Chemical
  • TRC
Package
  • 100mg
  • 250mg
  • 1.00g
  • 1g
  • 2g
  • 5g
  • 10g
  • 25g
  • 100g
  • Manufactureraablocks
  • Product numberAA0029NR
  • Product description2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 98%
  • Packaging1g
  • Price$8
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0029NR
  • Product description2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 97%
  • Packaging5g
  • Price$24
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0029NR
  • Product description2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 98%
  • Packaging10g
  • Price$46
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0029NR
  • Product description2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 97%
  • Packaging25g
  • Price$54
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product numberX4156
  • Product description2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde
  • Packaging1g
  • Price$103
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number204905771
  • Product description2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde
  • Packaging1g
  • Price$173.34
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number204905771
  • Product description2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde
  • Packaging5g
  • Price$486
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number204905771
  • Product description2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde
  • Packaging10g
  • Price$729
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA304597
  • Product description2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 97%
  • Packaging25g
  • Price$404
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA304597
  • Product description2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 97%
  • Packaging1g
  • Price$35
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA304597
  • Product description2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 97%
  • Packaging5g
  • Price$116
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA304597
  • Product description2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 97%
  • Packaging250mg
  • Price$13
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0019393
  • Product description2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 95.00%
  • Packaging1G
  • Price$893.8
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0019393
  • Product description2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 95.00%
  • Packaging5G
  • Price$1572.94
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0019393
  • Product description2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 95.00%
  • Packaging250MG
  • Price$659.74
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR322518
  • Product description2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 97%
  • Packaging100g
  • Price$311
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0029NR 2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 98% 1g $8 2026-05-28 Buy
aablocks AA0029NR 2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 97% 5g $24 2026-05-28 Buy
aablocks AA0029NR 2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 98% 10g $46 2026-05-28 Buy
aablocks AA0029NR 2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 97% 25g $54 2026-05-28 Buy
AK Scientific X4156 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 1g $103 2021-12-16 Buy
Alichem 204905771 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 1g $173.34 2021-12-16 Buy
Alichem 204905771 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 5g $486 2021-12-16 Buy
Alichem 204905771 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 10g $729 2021-12-16 Buy
Ambeed A304597 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 97% 25g $404 2021-12-16 Buy
Ambeed A304597 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 97% 1g $35 2021-12-16 Buy
Ambeed A304597 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 97% 5g $116 2021-12-16 Buy
Ambeed A304597 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 97% 250mg $13 2021-12-16 Buy
American Custom Chemicals Corporation CHM0019393 2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 95.00% 1G $893.8 2021-12-16 Buy
American Custom Chemicals Corporation CHM0019393 2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 95.00% 5G $1572.94 2021-12-16 Buy
American Custom Chemicals Corporation CHM0019393 2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE-5-CARBALDEHYDE 95.00% 250MG $659.74 2021-12-16 Buy
Apolloscientific OR322518 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde 97% 100g $311 2026-06-04 Buy

Properties

Melting point :138 °C
Boiling point :311.2±42.0 °C(Predicted)
Density :1.424±0.06 g/cm3(Predicted)
storage temp. :under inert gas (nitrogen or Argon) at 2–8 °C
Appearance :Off-white to light brown Solid
λmax :413nm(CH2Cl2)(lit.)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H332 Harmful if inhaled Acute toxicity,inhalation Category 4 Warning P261, P271, P304+P340, P312
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description


Related product price

宿松县| 贵阳市| 曲靖市| 南城县| 富平县| 罗田县| 泰和县| 泰和县| 西贡区| 永川市| 重庆市| 衡东县| 隆尧县| 喜德县| 准格尔旗| 绥化市| 秦安县| 德阳市| 香格里拉县| 洛浦县| 齐齐哈尔市| 水富县| 张北县| 神池县| 定襄县| 晋中市| 大荔县| 尼勒克县| 辽源市| 沁水县| 花莲县| 辉南县| 韩城市| 泸州市| 通城县| 金沙县| 林州市| 呼玛县| 小金县| 盘山县| 祁东县|