nā huahana

CAS NO.99-76-3/Mea Hana Methylparaben/Methyl 4-hydroxybenzoate/Kūlana kiʻekiʻe/Kumukūʻai maikaʻi loa/DA 90 LĀ

wehewehe pōkole:

Inoa huahana: Methylparaben
CAS: 99-76-3
ʻO ke ʻano molekala: C8H8O3
Kaumaha molekole: 152.15
EINECS Helu: 202-785-7
ʻAno: Nā kristal granular keʻokeʻo a melemele paha
Awa: kekahi awa ma Kina
Ka nui o ka paʻa: 1.209 g/cm3
PSA:46.53000 LogP:1.17880
Ka hoʻoheheʻe ʻana: Hoʻoheheʻe iki ʻia i ka wai
Kiko Heheʻe 125-128 °C (lit.)
Kikowaena paila: 265.5 °C ma 760 mmHg
Kaumaha Molekala: 152.15 Kiko Flash: 116.4 °C
Palekana 26-36-24/25 Nā Kānāwai Pōpilikia 36/37/38-20/21/22
Hoʻopili ʻana: e like me ke koi a nā mea kūʻai aku
Ka mālama ʻana: E mālama i kahi maloʻo, pouli a me kahi ea.
Ka halihali: ma ke kai a ma ka lewa paha
nā ʻano uku: L/C, T/T, D/A, D/P, O/A, paypal, western union etc.accept all payment.


  • Helu Kūʻai:99-76-3
  • Inoa huahana:Methylparaben
  • Maʻemaʻe:≥99%
  • Lama:MIT -IVY INDUSTRY CO.,LTD
  • Nā kikoʻī huahana

    Nā Lepili Huahana

    Nā kikoʻī wikiwiki

    Inoa huahana: Methylparaben

    CAS: 99-76-3

    ʻO ke ʻano molekala: C8H8O3

    Kaumaha molekole: 152.15

    EINECS Helu: 202-785-7

    ʻAno:Nā kristal granular keʻokeʻo a melemele paha

    Nā inoa ʻē aʻe: Methylparaben;Methyl 4-hydroxybenzoate;:NIPAGIN;NIPAGIN PLAIN;P-HYDROXYBENZOIC ACID METHYL ESTER;RARECHEM AL BF 0098;METHYLPARABEN,FCC;METHYLPARABEN,NF;4-HYDROXYBENZOICACIDMETHYLESTER(METHYLPARABEN);4-HYDROXYLMETHYLBENZOATE;ʻAkika 4-Hydroxybenzoic, methyl ester;4-(Carbomethoxy)phenol;Methylparaben;4-(Methoxycarbonyl)phenol;ʻO ka Methyl parahydroxybenzoate;Methyl-4-hydroxybenzoate;ʻEster methyl p-Hydroxybenzoic acid;methyl para-hydroxybenzoate;4-Hydroxybenzoic Acid Methyl Ester;Methyl 4-hydroxybenzoate;4-Hydroxy-benzoic acid methyl ester;waikawa p-Hydroxybenzoic, methyl ester;ʻEster methyl p-Hydroxybenzoic;4-Hydroxybenzoic acid methylester

    Awa: kekahi awa ma Kina

    Ka nui o ka paʻa: 1.209 g/cm3

    PSA:46.53000 LogP:1.17880

    Ka hoʻoheheʻe ʻana: Hoʻoheheʻe iki ʻia i ka wai

    Kiko Heheʻe 125-128 °C (lit.)

    Kikowaena paila: 265.5 °C ma 760 mmHg

    Kaumaha Molekala: 152.15 Kiko Flash: 116.4 °C

    Palekana 26-36-24/25 Nā Kānāwai Pōpilikia 36/37/38-20/21/22

    Hoʻopili ʻana: e like me ke koi a nā mea kūʻai aku

    Ka mālama ʻana: E mālama i kahi maloʻo, pouli a me kahi ea.

    Ka halihali: ma ke kai a ma ka lewa paha

    nā ʻano uku: L/C, T/T, D/A, D/P, O/A, paypal, western union etc.accept all payment.

    Ka wehewehe ʻana o Methylparaben

    ʻO ka Methylparaben, me ka helu hoʻopaʻa inoa CAS 99-76-3, ua ʻike ʻia hoʻi ʻo Methyl p-hydroxybenzoate; 4-(Methoxycarbonyl)phenol. No nā ʻano huahana ia o Developer; Functional Materials; Aromatics. ʻO kāna helu EINECS ʻo 202-785-7. ʻO ke ʻano molekala o kēia kemika ʻo C.8H8O3a ʻo ke kaumaha molekala he 152.15. Eia kekahi, ʻo kona inoa ʻōnaehana ʻo Benzoic acid, 4-hydroxy-, methyl ester. Hoʻopili maʻalahi ʻia ʻo Methylparaben mai ke ala gastrointestinal a i ʻole ma o ka ʻili. Hoʻoheheʻe ʻia ia i ka waikawa p-hydroxybenzoic a hoʻokuʻu koke ʻia me ka ʻole o ka hōʻiliʻili ʻana i loko o ke kino. I loko o kahi heluna kanaka me ka ʻili maʻamau, ʻaneʻane ʻaʻole hoʻonāukiuki a ʻaʻole hoʻi e hoʻonāukiuki ka methylparaben; akā naʻe, ua hōʻike ʻia nā hopena allergies i nā parabens i ʻai ʻia. Hiki ke loaʻa i loko o nā huahana ʻili/maka koʻikoʻi.

    ʻO nā waiwai kino e pili ana iā Methylparaben: (1)ACD/LogP: 1.882; (2)# o ke Kānāwai o 5 Nā hana ʻino: 0; (3)ACD/LogD (pH 5.5): 1.88; (4)ACD/LogD (pH 7.4): 1.83; (5)ACD/BCF (pH 5.5): 15.83; (6)ACD/BCF (pH 7.4): 14.11; (7)ACD/KOC (pH 5.5): 251.25; (8)ACD/KOC (pH 7.4): 223.85; (9)#H nā mea hoʻokipa hoʻopaʻa: 3; (10)#H nā mea hāʻawi hoʻopaʻa: 1; (11)#Freely Rotating Bonds: 3; (12)Index of Refraction: 1.547; (13) Ka Hoʻololi ʻana o ka Molar: 39.908 cm3; (14) Ka nui o ka molar: 125.756 cm3; (15) Ka ʻIli o ka ʻIli: 45.7929992675781 dyne/cm; (16) Ka nui o ke kaumaha: 1.21 g/cm3; (17) Kikowaena Uila: 116.398 °C; (18) Enthalpy o ka Vaporization: 52.377 kJ/mol; (19) Kikowaena Hoʻolapalapa: 265.536 °C ma 760 mmHg; (20) Kaomi o ka mahu: 0.00600000005215406 mmHg ma 25°C;

    Nā Hoʻohana o Methylparaben: Ua ʻike ʻia ʻo Methylparaben e hoʻolohi i ka ulu ʻana o Drosophila i nā pae larval a me pupal. He antifungal ia i hoʻohana nui ʻia ma ke ʻano he mea mālama no ka meaʻai, nā lāʻau lapaʻau, a me nā mea hoʻonani. ʻO Mycocten, a hoʻohana pinepine ʻia ma ke ʻano he mea anti-fungal i nā media meaʻai Drosophila. ʻO Methylparaben kahi mea anti-fungal i hoʻohana pinepine ʻia i nā gels lauoho. Loaʻa pinepine ka hui i loko o nā carpules o ka anesthetic kūloko, e hana ana ma ke ʻano he mea bacteriostatic a me ka mea mālama. Hoʻohana pinepine ʻia ʻo Methylparaben (i kapa ʻia ʻo Nipigin M, Tegosept, a me Mycocten) ma ke ʻano he fungicide i nā media meaʻai Drosophila. Ua ʻike ʻia ka hoʻohana ʻana o ka methylparaben e hoʻolohi i ka ulu ʻana o Drosophila i nā pae larval a me pupal.
    He mea ʻino ka Methylparaben ma ka hanu ʻana, ke pili me ka ʻili a inā moni ʻia. He mea hoʻonāukiuki ia i nā maka, ka ʻōnaehana hanu a me ka ʻili. Ke hoʻohana ʻoe, e ʻaʻahu i nā lole pale kūpono, e pale i ka pili ʻana me ka ʻili a me nā maka. Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ke kōkua lapaʻau.

    Hiki nō iā ʻoe ke hoʻololi i nā ʻikepili aʻe i loko o ke ʻano molekala:
    (1)NĀ ʻAKAʻAKA:COC(=O)c1ccc(cc1)O;
    (2) Std. InChI:InChI=1S/C8H8O3/c1-11-8(10)6-2-4-7(9)5-3-6/h2-5,9H,1H3;
    (3) Std. InChIKey:LXCFILQKKLGQFO-UHFFFAOYSA-N.

    ʻO ka ʻikepili ʻawahia o Methylparaben penei:

    Mea ola ʻAno Hoʻāʻo Alanui Ka nui i hōʻike ʻia (Ka nui i hoʻonohonoho ʻia) Hopena Puna
    puaʻa kini LD50 waha 3gm/kg (3000mg/kg)   Moʻo Hōʻike Hālāwai Meaʻai FAO. Vol. 53A, ʻAoʻao 81, 1974.
    ʻiole LD50 ʻōpū 960mg/kg (960mg/kg) ʻANO: HIAMOʻE (HANA KAUmaha LAULĀ)ʻANO: ATAXIA

    ʻO ke aʻalolo peripheral a me ka sensation: Flaccid paralysis me ka ʻole o ka anesthésia (ʻo ka maʻamau ka neuromuscular blockage)

    Ka Nūpepa o ka ʻAhahui Lāʻau Lapaʻau ʻAmelika, Paʻi ʻEpekema. Vol. 45, ʻAoʻao 260, 1956.
    ʻiole LD50 waha > 8gm/kg (8000mg/kg) ʻANO: ATAXIAʻO ke aʻalolo peripheral a me ka sensation: Flaccid paralysis me ka ʻole o ka anesthésia (ʻo ka maʻamau ka neuromuscular blockage) Ka Nūpepa o ka ʻAhahui Lāʻau Lapaʻau ʻAmelika, Paʻi ʻEpekema. Vol. 45, ʻAoʻao 260, 1956.
    ʻiole LD50 ʻili ma lalo o ka ʻili 1200mg/kg (1200mg/kg)   Archives Internationales de Pharmacodynamie et de Therapie. Vol. 128, Pg. 135, 1960.
    lāpaki LD50 waha 6gm/kg (6000mg/kg)   Moʻo Hōʻike Hālāwai Meaʻai FAO. Vol. 53A, ʻAoʻao 81, 1974.
    ʻiole LD50 ʻili ma lalo o ka ʻili > 500mg/kg (500mg/kg)   ʻO ka Toxicology Lapaʻau. Vol. 4(2), ʻAoʻao 185, 1971.

    检验报告

    PALAPALA HŌʻIKE NO KA LOILOI ʻANA

    Huahana:

    对羟基苯甲酸甲酯

    Methyl 4-hydroxybenzoate

    CAS:99-76-3 Lā Nānā:2023.02.02 Lā Hana:2023.02.01
    ʻO ke ʻano molekala:C8H8O3Kaumaha molekala:151.1399 Ka nui25T Helu Pūʻulu:

    HC/2302001

    Ola papa:36 mahina

    检测项目

    Mea Hoʻāʻo a me nā Hopena

    Mea

    Nā kikoʻī

    Hopena

    外观

    helehelena

    白色或类白色结晶性粉末Keʻokeʻo a aneane keʻokeʻo paha ka pauka aniani

    合格

    Kūpono

    含量%≥

     hoʻāʻo aniline

    ≥98.0-102.0%

    99.65

    熔点(℃)

    Kiko Heheʻe

    125-128 ℃

    126.5

    酸度(PH)ʻakika

    4-7

    6.52

    干燥失重 Pohō ma ka hoʻomaloʻo ʻana

    ≤0.5%

    0.39

    灼烧残渣 Koena Hoʻā ʻana

    ≤0.1%

    0.05

    Hopena

    Kūpono

    Noi

    1. Hoʻohana ʻia ma ke ʻano he mea antifungal no ka meaʻai, nā mea hoʻonani a me nā lāʻau lapaʻau

    2. Hoʻohana ʻia ma ke ʻano he mea mālama, hoʻohana ʻia hoʻi i ka lāʻau lapaʻau a me ka synthesis organik
    3. Nā mea hoʻomalu; nā mea hana antimicrobial.
    4. Hoʻohana ʻia ia he antiseptic a me fungicide no ka lāʻau lapaʻau i ka ʻoihana lāʻau lapaʻau, a hoʻohana pū ʻia hoʻi he mea hoʻohui antiseptic no ka synthesis organik a me ka meaʻai, nā mea ʻala, nā kiʻiʻoniʻoni, a pēlā aku.

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    N-乙基N氯乙基间甲苯胺 N-ETILA-N-KOLOROETILA-M-TOLUIDINA 22564-43-8
    N,N-二乙基-4-氨基-2-甲基苯甲醛 4-Diethylamino-2-methylbenzaldehyde 92-14-8
    间甲苯胺 M-Toluidine MT 108-44-1
    1,4-二溴-2,5-二碘苯 1,4-DIBROMO-2,5-DIIODOBENZENE 63262-06-6
    N,N-二羟乙基对苯二胺硫酸盐 N,N-Bis(2-hydroxyethyl)-p-phenylenediamine sulfate 54381-16-7
    N-乙基-N-苄基-4-氨基苯甲醛 4-(N-Ethyl-N-benzyl)amino-benzoaldehyde 67676-47-5
    N,N-二乙基-4-氨基苯甲醛 4-Diethylaminobenzaldehyde 120-21-8
    对二甲胺基苯甲醛 p-Dimethylaminobenzaldehyde 100-10-7
    2-氨基噻唑 2-Aminothiazole 96-50-4
    对甲苯胺 P-Toluidine PT 106-49-0
    N,N-双(2-羟基丙基)苯胺 N,N-BIS(2-HYDROXYPROPYL)ANILINE 3077-13-2
    N-乙基-N-氰乙基苯胺 3-Ethylanilinopropiononitrile 148-87-8
    N-乙基-N-(3'-磺酸苄基)苯胺 ʻAkika N-Ethyl-N-benzylaniline-3'-sulfonic 101-11-1
    邻苯甲酰苯甲酸甲酯 Methyl 2-benzoylbenzoate 606-28-0
    对羟基苯甲酸甲酯 Methylparaben 99-76-3
    十四酸异丙酯 ʻO ka myristate isopropyl 110-27-0
    棕榈酸异丙酯 ʻO ka palmitate isopropyl 142-91-6
    邻甲苯胺 ʻO-Toluidine OT 95-53-4
    4-甲基-N-苯基苯胺 N-PHENYL-P-TOLUIDINE 620-84-8
    N,N-二甲基苄胺 N,N-Dimethylbenzylamine BDMA 103-83-3
    N,N-二甲基甲酰胺 N,N-Dimethylformamide DMF .68-12-2
    N-甲基甲酰胺 N,N-Dimethylformamidedimethyl acetal (DMF-DMA) 4637-24-5
    N,N-二甲基乙酰胺 N,N-Dimethylacetamide DMAC 127-19-5
    N,N-二乙基间甲苯甲酰胺
    避蚊胺
    N,N-diethyl-m-toluamide DEET 134-62-3
    N,N-二乙基羟胺 N,N-Diethylhydroxylamine DEHA 3710-84-7
    N,N-二甲基-间甲基苯胺 N,N-DIMETHYL-M-TOLUIDINE 121-72-2
    N-甲基二苯胺 N-Methyldiphenylamine 552-82-9
    N,N-二氰乙基苯胺 N,N-Dicyanoethylaniline 1555-66-4
    N-乙基-2-硝基苯胺 N-Ethyl-2-Nitro-Benzenamine 10112-15-9
    N-(2-羟乙基)乙二胺 ʻAEEA 111-41-1
    二乙烯三胺(DETA) ʻO Diethylenetriamine DETA 111-40-0
    三乙烯二胺 ʻO Triethylenediamine 280-57-9
    三乙烯四胺 ʻO TriethylenetetramineTETA 112-24-3
    四乙烯五胺 TEPA 112-57-2
    间二氯苯 1,3-Dichlorobenzene MDCB 541-73-1
    间二三氟甲苯 1,3-Bis(trifluoromethyl)-benzene 402-31-3
    粉末丁腈橡胶 MITIVY33-1(HOʻOHUI POLYMER/PILI) 9003-18-3
    十六烷基氯化吡啶 ʻO Cetylpyridinium chloride monohydrate 6004-24-6
    对氯甲苯 4-Klorotōluene 106-43-4
    无水硫酸钠 SODIUM SULFATE 7757-82-6 /15124-09-1
    碱性嫩黄 Auramine O 2465-27-2
    偶氮二异丁腈 2,2'-Azobis(2-methylpropionitrile) 78-67-1
    IMG_0002
    微信截图_20230411110018
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    证书1
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    N,N-Diethylaniline
    N,N-Diethylaniline
    N,N-DIMETHYL-P-TOLUIDINE 78
    N,N-DIMETHYL-P-TOLUIDINE 331
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