| 货号 | 品牌 | 产品名称 | 规格 | 包装、参考价格 | 详情 |
| D808093 | MACKLIN | 3,4-二氟苯甲酸 | 98% | 26元/1g; 29元/5g; 51元/25g; 196元/100g; 952元/500g; 1882元/1kg; | 展开 |
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| D1908 | TCI | 3,4-Difluorobenzoic Acid | >98.0%(GC)(T) | 360元/5G; 690元/10G; 1040元/25G; | 展开 |
基本信息 | 纯度/分析方法 | >98.0%(GC)(T) | | 分子式/分子量 | C7H4F2O2 = 158.10 | | 外观与形状(20℃) | 固体 | | Reaxys-RN | 2085848 | | PubChem物质ID | 87568368 | | SDBS (AIST Spectral DB) | 21843 | | MDL编号 | MFCD00011672 |
技术规格 | Appearance | White to Almost white powder to crystal | | Purity(GC) | min. 98.0 % | | Purity(Neutralization titration) | min. 98.0 % | | Melting point | 121.0 to 124.0 ℃ |
物性(参考值) 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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| 167876 | J&K | 3,4-Difluorobenzoic Acid | 98% | 119元/5G; 288元/25G; 921元/100G; | 展开 |
基本信息 | 分子式 | C7H4F2O2 | | 分子量 | 158.10 | | 熔点 | 120-122 | | MDL编码 | MFCD00011672 | | Beilstein | 2085848 | | EINECS 编号 | 207-249-6 |
安全信息 | 图形或危害标志 |  | | 提示语 | Warning | | 危险说明 | H302
H315
H319
H335 | | 防范说明 | P261
P305+P351+P338 | | UN号码 | 2811 | | 危险分类 | 6.1 | | 包装等级 | III | | WGK | 3 |
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| A15876 | Alfa Aesar | 3,4-Difluorobenzoic Acid | 98% | 457元/1g; 1563元/5g; 6623元/25g; | 展开 |
基本信息 MDL
MFCD00011672 EINECS
207-249-6 分子式
C7H4F2O2 分子量
158.11 熔点
121-124° 形态
Powder Beilstein
2085848 GHS危害和防范说明 GHS符号
Hazard Statements
H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation. Precautionary Statements
P280g-P305+P351+P338
Wear protective gloves.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. 安全信息 危险类别
36/37/38
Irritating to eyes, respiratory system and skin. 安全等级
26-37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. TSCA
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| 264318 | Sigma-Aldrich | 3,4-Difluorobenzoic Acid | 98% | 320.46元/5 G; | 展开 |
产品说明 一般描述 Ultra-trace determination of 3,4-difluorobenzoic acid in aqueous reservoir fluids has been reported using solid-phase extraction in combination with GC-MS. 包装 5 g in glass bottle 基本信息 | 线性分子式 | F2C6H3CO2H | | 分子量 | 158.10 | | Beilstein | 2085848 | | EC 号 | 207-249-6 | | MDL编号 | MFCD00011672 | | PubChem化学物质编号 | 24856005 | | NACRES | NA.22 |
产品性质 | 质量水平 | 100 | | 测定 | 98% | | mp | 120-122 ℃ (lit.) | | SMILES string | OC(=O)c1ccc(F)c(F)c1 | | InChI | 1S/C7H4F2O2/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3H,(H,10,11) | | InChI key | FPENCTDAQQQKNY-UHFFFAOYSA-N |
安全信息 | 象形图 | | | 警示用语： | Warning | | 危险声明 | H315 - H319 | | 预防措施声明 | P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P337 + P313 | | 危险分类 | Eye Irrit. 2 - Skin Irrit. 2 | | 储存分类代码 | 11 - Combustible Solids | | WGK | WGK 3 | | 个人防护装备 | dust mask type N95 (US), Eyeshields, Gloves |
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| 002080 | Fluorochem | 3,4-Difluorobenzoic Acid | 98% | 220元/1g; 242元/25g; 638元/100g; 2090元/500g; | 展开 |
基本信息 | CAS Number | 455-86-7 | | MDL Number | MFCD00011672 | | Melting Point | 122-125℃ |
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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