1,2-Phthalic dicarboxaldehyde（CAS 643-79-8）：分子式 C8H6O2、分子量 134.13；类别 有机化学品。
登记用途：Uses: Used as a disinfectant and in the fluorometric determination of primary amines and thiols、[Merck Index] Used to sterilize medical and dental equipment、as an enzyme inhibitor、indicator、chemical intermediate、diagnostic agent、tanning agent for leather、in water treatment、pulp and paper manufacturing、oil field water flooding、hair colorings、wood treatment、and antifouling paints、[NTP]、Petroleum Production and Refining [Category: Industry]、Pulp and Paper Processing [Category: Industry]、Painting (Pigments、Binders、and Biocides) [Category: Paint]、Applying Wood Preservatives [Category: Other]、Using Disinfectants or Biocides [Category: Clean]、Sterilizing Equipment [Category: Clean]、Sewer and Wastewater Treatment [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Dressing Hair [Category: Other]、For o-phthalaldehyde (USEPA、OPP Pesticide Code: 129017) there are 0 labels match.、SRP: Not registered for current use in the USA、but approved pesticide uses may change periodically and so federal、state and local authorities must be consulted for currently approved uses.、Reagents used to synthesize fluorescent derivatives for chemical analyses: Derivatized compound: primary amines.、From table、Disinfectant. Reagent in fluorometric determination of primary amines and thiols.、o-Phthalaldehyde、... in conjunction with 2-mercaptoethanol、is most often used in post-column detection of amino acids separated by conventional automated amino acid analysis.、Use Classification: Environmental transformation -> Pesticide transformation products (metabolite、successor)、General Manufacturing Information: 1、2-Benzenedicarboxaldehyde: ACTIVE。
1,2-Phthalic dicarboxaldehyde 是一种以碳骨架为基础的有机化合物，登记 CAS 号为 643-79-8，分子式 C8H6O2（分子量 134.13），归属于有机化学品大类化工原料。
登记 CAS 号：643-79-8
其分子式 C8H6O2 由 8 个碳、6 个氢、2 个氧 组成。
别名/同义词：1,2-Phthalic dicarboxaldehyde · O-Phthalaldehyde
所属分类：有机化学品
1,2-Phthalic dicarboxaldehyde 的 CAS 登记号为 643-79-8。
分子式 C8H6O2，分子量 134.13。
别名/同义词：1,2-Phthalic dicarboxaldehyde、O-Phthalaldehyde。
登记用途：Uses: Used as a disinfectant and in the fluorometric determination of primary amines and thiols、[Merck Index] Used to sterilize medical and dental equipment、as an enzyme inhibitor、indicator、chemical intermediate、diagnostic agent、tanning agent for leather、in water treatment、pulp and paper manufacturing、oil field water flooding、hair colorings、wood treatment、and antifouling paints、[NTP]、Petroleum Production and Refining [Category: Industry]、Pulp and Paper Processing [Category: Industry]、Painting (Pigments、Binders、and Biocides) [Category: Paint]、Applying Wood Preservatives [Category: Other]、Using Disinfectants or Biocides [Category: Clean]、Sterilizing Equipment [Category: Clean]、Sewer and Wastewater Treatment [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Dressing Hair [Category: Other]、For o-phthalaldehyde (USEPA、OPP Pesticide Code: 129017) there are 0 labels match.、SRP: Not registered for current use in the USA、but approved pesticide uses may change periodically and so federal、state and local authorities must be consulted for currently approved uses.、Reagents used to synthesize fluorescent derivatives for chemical analyses: Derivatized compound: primary amines.、From table、Disinfectant. Reagent in fluorometric determination of primary amines and thiols.、o-Phthalaldehyde、... in conjunction with 2-mercaptoethanol、is most often used in post-column detection of amino acids separated by conventional automated amino acid analysis.、Use Classification: Environmental transformation -> Pesticide transformation products (metabolite、successor)、General Manufacturing Information: 1、2-Benzenedicarboxaldehyde: ACTIVE。
所属分类：Organic Chemicals。
1,2-Phthalic dicarboxaldehyde（CAS 643-79-8）的公开数据库记录，列此仅供独立核对。
| Reported hazard statements | H228 (44.3%), H301 (97.9%), H314 (74%), H315 (26%), H317 (97.4%), H318 (73.6%), H335 (28.1%), H373 (44.3%) |
|---|
H228 (44.3%): Flammable solid [Danger Flammable solids]
H301 (97.9%): Toxic if swallowed [Danger Acute toxicity, oral]
| 沸点 | BP: 83 °C at 0.8 mm Hg |
|---|---|
| 熔点 | 55.8 °C |
| 闪点 | 132 °C (270 °F) - closed cup |
| 闪点 | 132 °C c.c. |
| 溶解度 | In water, 5 g/100 mL at 20 °C |
| 密度 | 密度 (at 20 °C): 1.13 g/cm³ |
| 蒸气压 | 0.0052 [mmHg] |
| 蒸气压 | 0.0052 mm Hg at 21 °C (0.69 Pa) |
| LogP | log Kow = 0.51 |
| LogP | 0.99 (30 °C) |
| CAS Registry Number | 643-79-8 |
|---|---|
| PubChem CID | 4807 |
| 分子式 | C8H6O2 |
| IUPAC 名称 | phthalaldehyde |
| UNII（FDA） | 4P8QP9768A |
o-Phthalaldehyde; 643-79-8; PHTHALALDEHYDE; o-Phthaldialdehyde; 1,2-Benzenedicarboxaldehyde; Phthalic aldehyde; ortho-Phthalaldehyde; benzene-1,2-dicarbaldehyde; Phthalic dialdehyde; Phthalic dicarboxaldehyde; Phthalyldicarboxaldehyde; Phthalaldialdehyde; ortho Phthalaldehyde; o-Phthalicdicarboxaldehyde; 1,2-Diformylbenzene; phtharal
| 分子量 | 134.13 |
|---|---|
| XLogP3 | 1.2 |
| 氢键供体数 | 0 |
| 氢键受体数 | 2 |
| 可旋转键数 | 2 |
| 精确质量 | 134.036779430 |
| 单同位素质量 | 134.036779430 |
| 拓扑极性表面积 | 34.1 |
| 重原子数 | 10 |
| 形式电荷 | 0 |
1,2-Phthalic dicarboxaldehyde · CAS 643-79-8 · C8H6O2. UNII 4P8QP9768A. 沸点: BP: 83 °C at 0.8 mm Hg; 熔点: 55.8 °C; 闪点: 132 °C (270 °F) - closed cup.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。