N-乙酰-L-色氨酸

别名：L-α-N-乙酰氨基-β-吲哚丙酸产品编号：416 CAS号：1218-34-4 分子式：C₁₃H₁₄N₂O₃ 分子量：246.27

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订货信息

订货编号	产品名称	规格	包装	价格
A10342-5g	N-乙酰-L-色氨酸	≥98.0%	5g	75.00
A10342-25g	N-乙酰-L-色氨酸	≥98.0%	25g	209.00
A10342-100g	N-乙酰-L-色氨酸	≥98.0%	100g	519.00

化学性质

白色结晶或结晶性粉末

质量标准

Item

Standard

Appearance

White crystals or crystalline powder

Specific rotation[α]20/D(C=4,H2O)

+25.8 to 27.0°

State of solution
(Transmittance)

Clear and colorless

Chloride (Cl)

Not more than 0.020%

Ammonium (NH4)

Not more than 0.02%

Sulfate (SO4)

Not more than 0.020%

Iron (Fe)

Not more than 10ppm

Heavy metal(Pb)

Not more than 10ppm

Arsenic(As2O3)

Not more than 1ppm

Loss on drying

Not more than 0.20%

Residue on ignition(sulfated)

Not more than 0.10%

Assay

98.5 to101.0%

pH

2.6 to 3.6

Ninhydrin positive substance

negative

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