| 货号 | 品牌 | 产品名称 | 规格 | 包装、参考价格 | |
| D807623 | MACKLIN | 2',7'-二氯荧光素 | 指示剂, ≥90% | 56元/1g; 185元/5g; 698元/25g; 2496元/100g; | 咨询 |
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| D828330 | MACKLIN | 2',7'-二氯荧光素 | 65% | 45元/1g; 145元/5g; 502元/25g; 1800元/100g; | 咨询 |
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| D909945 | MACKLIN | 2',7'-二氯荧光素 | 98% | 152元/1g; 412元/5g; 1218元/25g; 2880元/100g; 8790元/500g; | 咨询 |
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| D0371 | TCI | 2',7'-Dichlorofluorescein [for Fluorescent indicator] | >95.0%(HPLC) | 175元/1G; 1485元/25G; | 咨询 |
基本信息 | 纯度/分析方法 | >95.0%(HPLC) | | 分子式/分子量 | C20H10Cl2O5 = 401.20 | | 外观与形状(20℃) | 固体 | | Reaxys-RN | 58009 | | PubChem物质ID | 87567058 | | SDBS (AIST Spectral DB) | 5116 | | MDL编号 | MFCD00005047 |
技术规格 | Appearance | Light yellow to Brown powder to crystal | | Purity(HPLC) | min. 95.0 area% | | Drying loss | max. 10.0 % | | Sensitiveness | to pass test |
物性(参考值) | 熔点 | 280 ℃(dec.) | | 溶解性(可溶于) | 氢氧化钠水溶液 | | 溶解性(微溶于) | 乙醇 |
安全信息 | 图形或危害标志 |  | | 信号词 | 警告 | | 危险性说明 | H315 : 造成皮肤刺激。
H319 : 造成严重眼刺激。
| | 防范说明 | P264 : 作业后彻底清洗皮肤。
P280 : 戴防护手套/戴防护眼罩/戴防护面具。
P302 + P352 : 如皮肤沾染：用水充分清洗。
P337 + P313 : 如仍觉眼刺激：求医/就诊。
P305 + P351 + P338 : 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。
P362+P364 : 脱掉沾污的衣服，清洗后方可重新使用。
P332 + P313 : 如发生皮肤刺激：求医/就诊。
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| 223219 | J&K | 2',7'-Dichlorofluorescein | | 152元/1G; 317元/5G; 1264元/25G; | 咨询 |
基本信息 | 分子式 | C20H10Cl2O5 | | 分子量 | 401.20 | | 熔点 | 280 | | 密度 | 0.79 | | MDL编码 | MFCD00005047 | | Beilstein | 58009 | | EINECS 编号 | 200-968-6 |
荧光性质 λex 504 nm; λem 529 nm in 0.1 M Tris pH 8.0 应用 2′，7′-二氯荧光素二乙酸酯可用作未衍生化荧光素的优良气相替代物，并用作 ′，7′-二氯荧光素二乙酸酯测定的组分/底物，定量活性氧物质（ROS）。 安全信息 | 图形或危害标志 | | | 提示语 | Warning | | 危险说明 | H315
H319
H335 | | 防范说明 | P261
P305+P351+P338 | | WGK | 3 | | TSCA | 是 |
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| A16212 | Alfa Aesar | 2',7'-Dichlorofluorescein | | 696元/5g; 2277元/25g; | 咨询 |
应用
2',7'-Dichlorofluorescein is used as an indicator and as a cellular antioxidant activity. It is also used for the determination of carbohydrates and hydrogen peroxide by fluorescence densitometry and chemiluminescence respectively. It is used as an indicator for argentometry by Fajans method. It is also involved in the cellular antioxidant activity assay. It is utilized as an additive in fluorescence and laser studies. 备注
As a fluorescent indicatorIncompatible with strong oxidizing agents. 基本信息 MDL
MFCD00005047 EINECS
200-968-6 分子式
C20H10Cl2O5 分子量
401.20 熔点
>300° dec. 灵敏度
Ambient temperatures. 形态
Powder 溶解性
Soluble in ethanol and methanol. Slightly dimethyl sulfoxide. Insoluble in water. GHS危害和防范说明 GHS符号
Hazard Statements
H319
Causes serious eye irritation. Precautionary Statements
P280i-P264-P305+P351+P338-P337+P313
Wear eye/face protection.Wash thoroughly after handling.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.If eye irritation persists: Get medical advice/attention. 安全信息 危险类别
36
Irritating to eyes. 安全等级
26
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. TSCA
是 |
| C19153 | Alfa Aesar | 2',7'-Dichlorofluorescein | pure | 1569元/5g; 5249元/25g; 15525元/100g; | 咨询 |
基本信息 Ref#
19153 MDL
5047 分子式
C20 H10 Cl2 O5 分子量
401.2 密度
0.79 形态
Orange powder |
| C44693 | Alfa Aesar | 2',7'-Dichlorofluorescein | ACS reagent | 752元/1g; 3550元/10g; | 咨询 |
基本信息 Ref#
44693 MDL
5047 分子式
C20 H10 Cl2 O5 分子量
401.2 密度
0.79 形态
Orange powder |
| 410217 | Sigma-Aldrich | 2′,7′-Dichlorofluorescein | ACS reagent | 531.78元/1 G; 2476.47元/10 G; | 咨询 |
基本信息 | 经验(实验)分子式 | C20H10Cl2O5 | | 分子量 | 401.20 | | Beilstein | 58009 | | EC 号 | 200-968-6 | | MDL编号 | MFCD00005047 | | PubChem化学物质编号 | 24865700 | | NACRES | NA.47 |
产品性质 | 质量水平 | 200 | | 等级 | ACS reagent | | 形式 | powder | | 颜色 | orange to red-brown, powder | | mp | 280 ℃ (dec.) (lit.) | | 溶解性 | alcohol: passes test | | 密度 | 0.790 g/cm3 | | λmax | 509 nm | | 适用性 | passes test for adsorption indicator | | application(s) | diagnostic assay manufacturing
hematology
histology | | 储存温度 | room temp | | SMILES string | Oc1cc2Oc3cc(O)c(Cl)cc3C4(OC(=O)c5ccccc45)c2cc1Cl | | InChI | 1S/C20H10Cl2O5/c21-13-5-11-17(7-15(13)23)26-18-8-16(24)14(22)6-12(18)20(11)10-4-2-1-3-9(10)19(25)27-20/h1-8,23-24H | | InChI key | VFNKZQNIXUFLBC-UHFFFAOYSA-N |
安全信息 | 储存分类代码 | 13 - Non Combustible Solids | | WGK | WGK 3 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable | | 个人防护装备 | dust mask type N95 (US), Eyeshields, Gloves |
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| 1.09676 | Supelco | 2′,7′-Dichlorofluorescein | indicator ACS,Reag. Ph Eur | 3231.81元/5 G; | 咨询 |
产品说明 分析说明 Clarity of solution (according to ACS): passes test
Loss on drying (110 °C): ≤ 3
Suitability as adsorption indicator (according to ACS): passes test 基本信息 | 经验(实验)分子式 | C20H10Cl2O5 | | 分子量 | 401.20 | | MDL编号 | MFCD00005047 | | EC索引号 | 200-968-6 |
产品性质 | 质量水平 | 200 | | 等级 | ACS reagent | | agency | reag. Ph. Eur. | | 缺失 | ≤3% loss on drying, 110℃ | | 堆积密度 | 390 kg/m3 | | 储存温度 | 2-30℃ | | InChI | 1S/C20H10Cl2O5/c21-13-5-11-17(7-15(13)23)26-18-8-16(24)14(22)6-12(18)20(11)10-4-2-1-3-9(10)19(25)27-20/h1-8,23-24H | | InChI key | VFNKZQNIXUFLBC-UHFFFAOYSA-N |
安全信息 | 储存分类代码 | 11 - Combustible Solids | | WGK | WGK 3 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable |
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| D6665 | Sigma-Aldrich | 2′,7′-Dichlorofluorescein | ~90% (TLC), powder | 997.51元/5 g; 4675.14元/25 g; | 咨询 |
产品说明 应用 2 & # 8242；，7 & # 8242；-二氯荧光素已被用作氧化敏感荧光探针来测量细胞中活性氧(活性氧)的形成。 生化/生理作用 2′,7′-二氯荧光素是一种氧化敏感荧光探针。2′7′-二氯荧光素二乙酸酯被氧化成2′7′-在活性氧(活性氧)存在下的二氯荧光素。 基本信息 | 经验(实验)分子式 | C20H10Cl2O5 | | 分子量 | 401.20 | | Beilstein | 58009 | | EC 号 | 200-968-6 | | MDL编号 | MFCD00005047 | | PubChem化学物质编号 | 24894041 | | NACRES | NA.47 |
产品性质 | 测定 | ~90% (TLC) | | 质量水平 | 200 | | 形式 | crystalline | | mp | 280 ℃ (dec.) (lit.) | | 溶解性 | ethanol: 25 mg/mL | | 密度 | 0.79 g/cm3 | | application(s) | diagnostic assay manufacturing
hematology
histology | | 储存温度 | room temp | | SMILES string | Oc1cc2Oc3cc(O)c(Cl)cc3C4(OC(=O)c5ccccc45)c2cc1Cl | | InChI | 1S/C20H10Cl2O5/c21-13-5-11-17(7-15(13)23)26-18-8-16(24)14(22)6-12(18)20(11)10-4-2-1-3-9(10)19(25)27-20/h1-8,23-24H | | InChI key | VFNKZQNIXUFLBC-UHFFFAOYSA-N |
安全信息 | 储存分类代码 | 13 - Non Combustible Solids | | WGK | WGK 3 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable | | 个人防护装备 | dust mask type N95 (US), Eyeshields, Gloves |
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| 35848 | Sigma-Aldrich | 2′,7′-Dichlorofluorescein | BioReagent, suitable for fluorescence, ≥90% (T) | 1054.64元/5 G; 5392.09元/25 G; | 咨询 |
产品说明 应用 要制备 2′,7′-二氯荧光素二乙酸酯：
溶液 A：溶解在冰醋酸中的饱和四乙酸铅溶液(约 2％，货号 15370)
溶液 B：2′,7′-二氯荧光素溶于乙醇 (0.2-1%)
在使用之前，将 5 mL 溶液 A 与 5 mL 溶液 B 混合，并添加甲苯至 200 mL。溶液应现配。浸渍时间：10 秒。
2′,7′-二氯荧光素二乙酸酯可用作未衍生化荧光素的优良气相替代物，并可用作 2′,7′-二氯荧光素二乙酸酯测定的组分/底物，以定量活性氧物质 (ROS)。也可作为预浸剂，用于荧光测定邻位二醇、糖苷和酚的预浸剂。 基本信息 | 经验(实验)分子式 | C20H10Cl2O5 | | 分子量 | 401.20 | | Beilstein | 58009 | | EC 号 | 200-968-6 | | MDL编号 | MFCD00005047 | | PubChem化学物质编号 | 57649439 | | NACRES | NA.32 |
产品性质 | 质量水平 | 100 | | 产品线 | BioReagent | | 测定 | ≥90% (T) | | mp | 280 ℃ (dec.) (lit.) | | 荧光 | λex 504 nm; λem 529 nm in 0.1 M Tris pH 8.0 | | 适用性 | suitable for fluorescence | | SMILES string | Oc1cc2Oc3cc(O)c(Cl)cc3C4(OC(=O)c5ccccc45)c2cc1Cl | | InChI | 1S/C20H10Cl2O5/c21-13-5-11-17(7-15(13)23)26-18-8-16(24)14(22)6-12(18)20(11)10-4-2-1-3-9(10)19(25)27-20/h1-8,23-24H | | InChI key | VFNKZQNIXUFLBC-UHFFFAOYSA-N |
安全信息 | 储存分类代码 | 13 - Non Combustible Solids | | WGK | WGK 3 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable | | 个人防护装备 | dust mask type N95 (US), Eyeshields, Gloves |
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| 955911 | Amethyst | 2',7'-Dichlorofluorescein | 98%, 试剂级 | 503元/5G; 1395元/25G; 4597元/100G; | 咨询 |
基本信息 | 分子式 | C20H10Cl2O5 | | 分子量 | 401.20 | | 熔点 | 280 | | 密度 | 0.79 | | MDL编码 | MFCD00005047 | | Beilstein | 58009 | | EINECS 编号 | 200-968-6 |
安全信息 | 图形或危害标志 | | | 提示语 | Warning | | 危险说明 | H315
H319
H335 | | 防范说明 | P261
P305+P351+P338 | | WGK | 3 | | TSCA | 是 |
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| M05763 | Fluorochem | 2',7'-Dichlorofluorescein | >95.0%(HPLC) | 528元/1g; 3190元/25g; | 咨询 |
基本信息 | CAS Number | 76-54-0 | | MDL Number | MFCD00005047 | | Melting Point | 280℃ |
安全信息 | 图形或危害标志 | | | 危险性说明 | H302: Harmful if swallowed.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
| | 防范说明 | P233: Keep container tightly closed.
P260: Do not breathe .
P261: Avoid breathing
P264: Wash hands thoroughly after handling.
P270: Do not eat, drink or smoke when using this product.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear .
P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304: IF INHALED: .
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P312: Call a POISON CENTER or doctor/physician if you feel unwell.
P321: Specific treatment (see . on this label).
P330: Rinse mouth.
P332 + P313: If skin irritation occurs: Get medical advice/ attention.
P337 + P313: If eye irritation persists: Get medical advice/attention.
P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P362: Take off contaminated clothing and wash before reuse.
P403: Store in a well-ventilated place.
P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
P405: Store locked up.
P501: Dispose of contents/container to local regulations.
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