Name | Naphthaleneacetic Acid |
Synonyms | NAA Fruitone Planofix AKOS BBS-00007768 Naphthylacetic acid α-Naphthylacetic acid a-Naphthylacetic acid 1-Naphthylacetic acid naphthalen-1-ylacetate LABOTEST-BB LT00408955 Naphthaleneacetic Acid a-NaphthaleneaceticAcid α-Naphthaleneacetic acid 1-Naphthaleneacetic acid 1-Naphthalene acetic acid α-Naphthalene Acetic Acid Naphthalene-1-acetic acid alpha-Naphthylacetic Acid naphthalen-1-ylacetic acid 1-Naphthylacetic acid (NAA) NAA, α-Naphthalene acetic acid (alpha)-Naphthalene-1 acetic acid α-naphthaleneacetic acid free acid 1-naphthaleneacetic acid, α-Naphthalene acetic acid, NAA |
CAS | 86-87-3 |
EINECS | 201-705-8 |
InChI | InChI=1/C12H10O2/c13-12(14)8-10-6-3-5-9-4-1-2-7-11(9)10/h1-7H,8H2,(H,13,14)/p-1 |
InChIKey | PRPINYUDVPFIRX-UHFFFAOYSA-N |
Molecular Formula | C12H10O2 |
Molar Mass | 186.21 |
Density | 1.1032 (rough estimate) |
Melting Point | 141-143°C(lit.) |
Boling Point | 280.69°C (rough estimate) |
Flash Point | >100°C |
Water Solubility | Slightly soluble in water, ethanol, acetone, chloroform and ether. |
Solubility | Soluble in hot water, acetone, ethanol, ether, benzene, chloroform, acetic acid and lye, slightly soluble in cold water, solubility in water: 0.38g/l (17°C). |
Vapor Presure | 3.13E-06mmHg at 25°C |
Appearance | white to light yellow(crystalline) |
Color | light yellow |
Odor | Odorless |
Merck | 14,6371 |
BRN | 1308415 |
pKa | 4.30±0.30(Predicted) |
PH | 3.0 (0.6g/l, H2O, 25℃) |
Storage Condition | Sealed in dry,Room Temperature |
Stability | Hygroscopic |
Sensitive | Sensitive to humidity |
Refractive Index | 1.6010 (estimate) |
MDL | MFCD00004046 |
Physical and Chemical Properties | Melting Point: 129 - 131.5 ℃ |
Use | Used in organic synthesis, as a plant growth regulator, medicinal as a raw material for nose-eye-net and eye-net |
Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R22 - Harmful if swallowed R68 - Possible risk of irreversible effects R41 - Risk of serious damage to eyes R37/38 - Irritating to respiratory system and skin. R34 - Causes burns |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S24/25 - Avoid contact with skin and eyes. S36/39 - S22 - Do not breathe dust. S23 - Do not breathe vapour. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S27 - Take off immediately all contaminated clothing. |
WGK Germany | 3 |
RTECS | QJ0876000 |
HS Code | 29163900 |
Hazard Class | IRRITANT |
Toxicity | LD50 orally in Rabbit: 1000 mg/kg LD50 dermal Rabbit > 5000 mg/kg |
Downstream Products | naphazoline nitrate |
Reference Show more | 1. Kang Kyali, Wang Jianqiang, Wang Pu, Zhou Li. Effects of four growth regulators on the growth of Ranunculus japonicus [J]. Tropical Agricultural Sciences 2020 40(07):7-12. 2. Li Jian-Jun-an Xiaoqin maidina-buy-Hiti, etc. Study on the influence factors of 'hetian' rose dormancy cutting [J]. Journal of Xinjiang Agricultural University 2019 v.42;No.185(05):39-45. 3. Lu feibiao, Chen Yan, Yue Cheng, Rabin et al. Establishment of Callus induction and proliferation system of Trifolium pratense and study on natural organic compounds promoting total flavonoids synthesis [J]. Shi Zhen's National Medicine 2019(12). 4. Chen Jie, Liu Jinhang, Li Yongyu, etc. Media and plant growth regulators on oil? Effect of embryo culture [J]. Fujian Journal of Agricultural Sciences, 2020, v.35;No.196(03):65-70. 5. Jiang Yuxin, Jiang Dacheng, Weng Lili, Sun Jin, Xiao Chunping. Seed germination characteristics and ecological adaptability of Atractylodes lancea [J]. Seed, 2020,39(08):158-163. |
White Crystal or powder. Melting point 134. 5~135.5 °c. Slightly soluble in cold water, soluble in hot water, ethanol, ketone, ether, acetic acid and benzene. Hygroscopic deliquescence, see light easily change yellow.
naphthalene is obtained by reaction in the presence of potassium permanganate.
plant growth stimulating hormone. Used in Enzyme Chemistry for the determination of a-. It is also used in organic synthesis.
low toxicity to human and animal. The acute oral LD50 of rats is 1000 ~ 5900mg/kg, which can irritate the skin and mucous membrane.