L-Tryptophan CAS 73-22-3 (H-Trp-OH) Ayẹwo 98.5 ~ 101.5% Didara Didara Ile-iṣẹ
Shanghai Ruifu Chemical Co., Ltd jẹ olupilẹṣẹ asiwaju ati olupese ti L-Tryptophan (H-Trp-OH; Trp tabi W) (CAS: 73-22-3) pẹlu didara to gaju.Gẹgẹbi ọkan ninu awọn olutaja amino acids ti o tobi julọ ni Ilu China, Kemikali Ruifu n pese awọn amino acids to awọn iṣedede agbaye, gẹgẹbi AJI, USP, EP, JP ati awọn ajohunše FCC.A le pese COA, ifijiṣẹ agbaye, kekere ati titobi pupọ ti o wa.Ti o ba nifẹ si L-Tryptophan,Please contact: alvin@ruifuchem.com
| Orukọ Kemikali | L-Tryptophan |
| Awọn itumọ ọrọ sisọ | H-Trp-OH;L- (-) -Tryptophan;(-)-Typtophan;Tryptophan;L-Trp;Kekuru Trp tabi W;(S)-(-)2-Amino-3- (3-Indolyl)propionic Acid;L-a-Amino-3-Indolepropionic Acid;2-Amino-3- (1H-Indol-3-yl) Propanoic Acid |
| Iṣura Ipo | Ninu Iṣura, Agbara iṣelọpọ 3000 Toonu fun Ọdun |
| Nọmba CAS | 73-22-3 |
| Fọọmu Molecular | C11H12N2O2 |
| Òṣuwọn Molikula | 204.23 |
| Ojuami Iyo | 282 ℃(oṣu kejila)(tan.) |
| iwuwo | 1.34 |
| Omi Solubility | Tiotuka diẹ ninu Omi, 11.4 g/l 25℃ |
| Solubility | Tiotuka diẹ ni Ethanol.Pupọ Tiotuka Ni Ọti.Ailopin ninu Ether, Chloroform |
| Iduroṣinṣin | Idurosinsin.Ibamu pẹlu Awọn Acids Alagbara, Awọn Aṣoju Oxidizing Alagbara |
| Ibi ipamọ otutu. | Ididi ni Gbẹ, Yara otutu |
| COA & MSDS | Wa |
| Iyasọtọ | Amino acids ati awọn itọsẹ |
| Brand | Ruifu Kemikali |
| Awọn koodu ewu | Xi | RTECS | YN6130000 |
| Awọn Gbólóhùn Ewu | 33-40-62-41-37/38-36/37/38-22 | F | 8 |
| Awọn Gbólóhùn Aabo | 24/25-36/37/39-36-26 | TSCA | Bẹẹni |
| WGK Germany | 2 | HS koodu | 2922491990 |
| Awọn nkan | Ayewo Standards | Esi |
| Ifarahan | Awọn kirisita funfun tabi Crystalline Powder | Ni ibamu |
| Idanimọ | Pade Awọn ibeere | Ni ibamu |
| Yiyi pato [α] 20/D | -30.5° si -32.5° (C=1,H2O) | -31.5° |
| Ipinle ti Solusan | ≥95.0% (Iyipada) | 96.7% |
| Kloride (Cl) | ≤0.020% | <0.020% |
| Sulfate (SO4) | ≤0.020% | <0.020% |
| Ammonium (NH4) | ≤0.020% | <0.020% |
| Irin (Fe) | ≤20ppm | Ni ibamu |
| Awọn Irin Eru (Pb) | ≤10ppm | Ni ibamu |
| Arsenic (As2O3) | ≤1.0ppm | Ni ibamu |
| Awọn amino acids miiran | Pade Ibeere naa | Ni ibamu |
| Pipadanu lori Gbigbe | ≤0.20% (ni 105℃ fun wakati 3) | 0.16% |
| Ajẹkù lori Iginisonu (Sulfated) | ≤0.10% | 0.04% |
| Ayẹwo | 98.5 ~ 101.0% | 99.7% |
| pH | 5.4 ~ 6.4 (1.0g ni 100 milimita ti H2O) | 5.8 |
| Organic Iyipada impurities | Pade Ibeere naa | Ni ibamu |
| Pirojini | Nonpyrogenic | Ni ibamu |
| Ipari: Ọja yii nipasẹ Awọn ibamu Ayẹwo pẹlu Iwọn EP5, AJI97, USP35 | ||
L-Tryptophan (H-Trp-OH) (CAS: 73-22-3) Ọna Idanwo AJI 97
Idanimọ: Ṣe afiwe irisi gbigba infurarẹẹdi ti ayẹwo pẹlu ti boṣewa nipasẹ ọna disiki bromide potasiomu.
Yiyi Ni pato [α] 20/D: Ayẹwo Gbigbe, C=1, H2O tu nipasẹ imorusi
Ipo Solusan (Igbejade): 0.5g ni 20ml ti 2 mol/L HCl, spectrophotometer, 430nm, 10mm cell sisanra.
Chloride (Cl): 0.7g, A-1, atunṣe: 0.40ml ti 0.01mol/L HCl
Ammonium (NH4): B-2
Sulfate (SO4): 1.2g, (1), atunṣe: 0.50ml ti 0.005mol/L H2SO4
Iron (Fe): 0.75g, (2), atunṣe: 1.5ml ti Irin Std.(0.01mg/ml)
Awọn irin Eru (Pb): 2.0g, (4), atunṣe: 2.0ml ti Pb Std.(0.01mg/ml)
Arsenic (As2O3): 2.0g, (1), atunṣe: 2.0ml ti As2O3 Std.
Awọn Amino Acids miiran: H2O, Tu nipasẹ imorusi (40℃) Ayẹwo Idanwo: 50μg, A-6-a, iṣakoso: L-Trp 0.25μg
Pipadanu lori Gbigbe: ni 105 ℃ fun awọn wakati 3.
Ajẹkù lori Ignition (Sulfated): Idanwo AJI 13
Ayẹwo: Ayẹwo ti o gbẹ, 200mg, (1), 3ml ti formic acid, 50ml ti glacial acetic acid, 0.1mol/L HCLO4 1ml=20.423mg C11H12N2O2
Idanwo pH: 1.0g ni 100ml ti H2O
L-Tryptophan (H-Trp-OH) (CAS: 73-22-3) Ọna idanwo USP35
ITUMO
Tryptophan ni NLT 98.5% ati NMT 101.5% ti C11H12N2O2, bi L-Tryptophan, iṣiro lori ipilẹ ti o gbẹ.
Ìdámọ̀
A. INFRED ABSORPTION <197K>
ASAY
Ilana
Ojutu ayẹwo: Gbe 200 miligiramu ti Tryptophan sinu ọpọn 125-mL kan.Tu ni adalu 3 milimita ti formic acid ati 50 milimita ti glacial acetic acid.
Onínọmbà: Titrate pẹlu 0.1 N perchloric acid VS, ṣiṣe ipinnu ipari ipari ni agbara.Ṣe ipinnu òfo, ki o si ṣe atunṣe to ṣe pataki (wo Titrimetry <541>).Olukuluku milimita ti 0.1 N perchloric acid jẹ deede si 20.42 mg ti C11H12N2O2.
Awọn ilana gbigba: 98.5% ~ 101.5% lori ipilẹ ti o gbẹ
ALÁÌṢẸ́
Awọn Egbin Aiṣedeede
IBINU AGBEGBE <281>: NMT 0.1%
KHLORIDE ATI SULFATE, Kloride <221>: Apa 0.73-g fihan ko si kiloraidi diẹ sii ju ibaamu 0.50 mL ti 0.020 N hydrochloric acid (0.05%).[AKIYESI-Rọra gbona igbaradi ayẹwo lati tu, ti o ba jẹ dandan.]
KHLORIDE ATI SULFATE, Sulfate <221>: Apin 0.33-g fihan ko si imi-ọjọ diẹ sii ju ni ibamu si 0.10 mL ti 0.020 N sulfuric acid (0.03%).[AKIYESI-Rọra gbona igbaradi ayẹwo lati tu, ti o ba jẹ dandan.
IRIN <241>: NMT 30ppm
Awọn irin eru, Ọna II <231>: NMT 15ppm
Organic impurities
Ilana 1
Solusan A: Trifluoroacetic acid ninu omi (1 milimita / L)
Solusan B: Trifluoroacetic acid ninu acetonitrile ati ojutu omi (80:20) (1 milimita / L trifluoroacetic acid ojutu)
Ojutu boṣewa: 1.0 miligiramu/L kọọkan ti USP Tryptophan Jẹmọ Compound A RS ati USP Tryptophan Jẹmọ Compound B RS ninu omi
Ojutu ayẹwo: 10.0 mg / mL ti tryptophan ninu omi
Ojutu ibaamu eto: 1.0 mg/L ti USP Tryptophan Jẹmọ Kopọ B RS ninu omi
Alakoso alagbeka: Wo tabili gradient ni isalẹ.
| Akoko (iṣẹju) | Solusan A (%) | Solusan B (%) |
| 0 | 95 | 5 |
| 2 | 95 | 5 |
| 37 | 35 | 65 |
| 42 | 0 | 100 |
| 47 | 0 | 100 |
| 50 | 95 | 5 |
| 60 | 95 | 5 |
Eto Chromatographic (Wo Chromatography <621>, Ibamu Eto.)
Ipo: LC
Oluwadi: UV 220 nm
Ọwọn: 4.6-mm × 25-cm;5-µm iṣakojọpọ L1
Iwọn otutu: 30°
Oṣuwọn sisan: 1 milimita / min
Iwọn abẹrẹ: 20µL
Ibamu eto
Apeere: Eto ibamu ojutu
Ibeere ibamu
Iyatọ boṣewa ibatan: NMT 5.0%
Onínọmbà
Awọn apẹẹrẹ: Ojutu boṣewa ati ojutu Ayẹwo
Ṣe iṣiro ipin ogorun aimọ kọọkan ti ko ni pato ni apakan ti Tryptophan ti o mu:
Esi = (rU/rS) × (CS/CU) × 100
rU = agbegbe ti o ga julọ ti aimọ kọọkan ti a ko sọ pato ninu ojutu Ayẹwo
rS = agbegbe tente oke ti nkan ti o ni ibatan tryptophan B ninu ojutu Standard
CS = ifọkansi ti USP Tryptophan Jẹmọ Compound B RS ni ojutu Standard (µg/ml)
CU = ifọkansi ti Tryptophan ninu ojutu Ayẹwo (µg/ml)
Awọn ilana gbigba
Lapapọ awọn aimọ 1: NMT 0.01% ti apapọ awọn aimọ ti n jade ṣaaju ki o to tente oke tryptophan
Lapapọ awọn idoti 2: NMT 0.03% ti lapapọ awọn aimọ ti n jade lẹhin tente oke tryptophan.[AKIYESI-Yasọtọ tente oke fun idapọ ti o jọmọ tryptophan B.]
Apọpọ ti o ni ibatan Tryptophan A: Ti o ba jẹ pe oke kan fun idapọ ti o jọmọ tryptophan A ni a ṣe akiyesi ni ojutu Ayẹwo, lẹhinna ṣe idanwo fun Ilana 2: Idiwọn ti Compound Jẹmọ Tryptophan A, ni isalẹ.
Ilana 2: OPIN TI AGBỌRỌ TI TRYPTOPHAN RẸ A
Solusan A: 18 mM monobasic sodium fosifeti, filtered ati degassed (pH 2.5), ati acetonitrile (9: 1)
Solusan B: 10 mM monobasic sodium fosifeti, filtered ati degassed (pH 2.5), ati acetonitrile (1: 1)
Solusan C: Acetonitrile ninu omi (7: 3)
Ojutu boṣewa: 0.1 mg/L ti USP Tryptophan Jẹmọ Compound A RS ninu omi
Ojutu ayẹwo: 10.0 mg / mL ti Tryptophan ninu omi
Alakoso alagbeka: Wo tabili gradient ni isalẹ
| Akoko (iṣẹju) | Solusan A (%) | Solusan B (%) | Solusan C (%) |
| 0 | 100 | 0 | 0 |
| 30 | 44 | 56 | 0 |
| 30.1 | 0 | 0 | 100 |
| 45 | 0 | 0 | 100 |
| 45.1 | 100 | 0 | 0 |
| 60 | 100 | 0 | 0 |
Eto Chromatographic
(Wo Chromatography <621>, Ibamu Eto.)
Ipo: LC
Oluwadi: UV 216 nm
Ọwọn: 3.9-mm × 15-cm;5-µm iṣakojọpọ L1
Iwọn otutu: 30°
Oṣuwọn sisan: 1 milimita / min
Iwọn abẹrẹ: 20µL
Ibamu eto
Apeere: Standard ojutu
Ibeere ibamu
Iyatọ boṣewa ibatan: NMT 5.0%
Onínọmbà
Awọn apẹẹrẹ: Ojutu boṣewa ati ojutu Ayẹwo
Ṣe iṣiro ipin ogorun ti nkan ti o jọmọ tryptophan
A ni apakan ti Tryptophan ti o mu:
Esi = (rU/rS) × (CS/CU) × 100
rU = agbegbe tente oke ti agbo ti o ni ibatan tryptophan A ni ojutu Ayẹwo
rS = agbegbe tente oke ti agbo ti o ni ibatan tryptophan A ni ojutu Standard
CS = ifọkansi ti USP Tryptophan Jẹmọ Compound A RS ni ojutu Standard (µg/ml)
CU = ifọkansi ti Tryptophan ninu ojutu Ayẹwo (µg/ml)
Awọn ilana gbigba: NMT 10 ppm
Awọn idanwo pataki
Iyipo OPTICAL, Yiyi Ni pato <781S>: -29.4° si -32.8°
Ojutu ayẹwo: 10 mg / mL, ninu omi.[AKIYESI-ooru rọra lati tu, ti o ba jẹ dandan.]
PH <791>: 5.5 ~ 7.0, ninu ojutu kan (1 ni 100)
Pipadanu LORI gbigbẹ <731>: Gbẹ ayẹwo ni 105 ° fun 3 h: o padanu NMT 0.3% ti iwuwo rẹ.
Awọn ibeere afikun
Iṣakojọpọ ati Ipamọ: Fipamọ sinu awọn apoti ti o ni pipade daradara
USP ÌRÁNTÍ awọn ajohunše <11>
USP L-Tryptophan RS
USP Tryptophan Jẹmọ Agbo A RS
3,3′-[Ethylidenebis (1H-indole-1,3-diyl)]bis [2S) -2-aminopropanoic] acid.C24H26N4O4 432.49
USP Tryptophan Jẹmọ Agbo B RS
2-Acetamido-3- (1H-indol-3-yl) propanoic acid.C13H14N2O3 246.3
Package: Igo Fluorinated, 25kg/Apo, 25kg / Paali Ilu, tabi gẹgẹ bi ibeere alabara.
Ipò Ìpamọ́:Fipamọ sinu awọn apoti edidi ni itura, gbigbẹ ati ile-itaja ti afẹfẹ kuro ni awọn nkan ti ko ni ibamu.Dabobo lati ina ati ọrinrin.
Bawo ni lati Ra?Jọwọ kan siDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
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Awọn aami ewu Xi - Irritant
Awọn koodu Ewu R33 - Ewu ti awọn ipa akopọ
R40 - Ẹri to lopin ti ipa carcinogenic
R62 - Owun to le ewu ti bajẹ irọyin
R41 - Ewu ti pataki ibaje si oju
R37 / 38 - Irritating si eto atẹgun ati awọ ara.
R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara.
R22 - ipalara ti o ba gbe
Apejuwe Aabo S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju.
S36/37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju.
S36 - Wọ aṣọ aabo to dara.
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
L-Tryptophan (H-Trp-OH) (CAS: 73-22-3) jẹ amino acid pataki fun idagbasoke awọn ẹranko ọdọ ati pe o jẹ amino acid akọkọ ti a lo ninu ifunni lẹhin lysine, methionine ati threonine.Ṣafikun tryptophan le mu ilọsiwaju lilo ti amino acids pọ si, mu gbigbe ifunni pọ si, ṣe igbelaruge idagbasoke ati mu ajesara pọ si.Idahun aapọn ti awọn ẹlẹdẹ lẹhin igbati ọmu le ni itunu ati ṣiṣe ibisi le ni ilọsiwaju pẹlu tryptophan, eyiti o ti lo pupọ ni awọn kikọ sii.Awọn afikun ounjẹ.Apakan pataki ti idapo amino acid ati awọn igbaradi amino acid okeerẹ.O le ṣe itọju aipe niacin.Ti a lo ninu iwadi biokemika, bi sedative ni oogun.Eda eniyan: afikun ijẹẹmu.antioxidant.Tryptophan jẹ ipilẹṣẹ ti 5-hydroxytryptamine, neurotransmitter pataki ninu ara eniyan.O jẹ ọkan ninu awọn amino acids pataki ti ara eniyan;Awọn afikun ounjẹ ounjẹ fun awọn aboyun ati iyẹfun wara pataki fun awọn ọmọde ọdọ;Awọn oogun fun itọju aipe niacin (pellagra);Gẹgẹbi olutọpa, o le ṣe ilana ilu ọpọlọ ati ilọsiwaju oorun.Awọn ẹranko: ṣe igbelaruge ifunni ẹran, ṣe irẹwẹsi idahun aapọn, mu oorun ẹranko dara, pọ si ọmọ inu oyun ati awọn apo-ara ọmọ ati ilọsiwaju lactation ti awọn ẹranko ifunwara.Din iye ti amuaradagba ijẹẹmu didara ga, fi iye owo kikọ sii, dinku iye ifunni amuaradagba ijẹẹmu, ati fi aaye agbekalẹ pamọ.Ohun elo nipa L-Tryptophan: L-Tryptophan iru afikun ijẹẹmu kan.L-Tryptophan le mu iṣelọpọ aerobic ti iṣan pọ si ati mu agbara iṣan pọ si ati ifarada lati ounjẹ nikan.L-Tryptophan le ṣee lo bi imudara ijẹẹmu.L-Tryptophan jẹ ọkan ninu olokiki julọ ati awọn afikun ijẹẹmu ti o munadoko bi ọja ti ko ṣe pataki fun awọn ara-ara.
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