半胱氨酸

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L-半胱氨酸

Synonym(s): L-半胱氨酸, (R)-2-氨基-3-巯基丙酸, L-Cysteine

Linear Formula: HSCH₂CH(NH₂)CO₂H

CAS No.:: 52-90-4
Molecular Weight:: 121.16
EC No.:: 200-158-2
Beilstein No.:: 1721408

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	1.02838	for biochemistry
	168149	97%
	C7352	from non-animal source, BioReagent, suitable for cell culture, ≥98%
	30089	BioUltra, ≥98.5% (RT)
	C5360

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L-高半胱氨酸

Synonym(s): L-高半胱氨酸(盐酸盐)

Linear Formula: HSCH₂CH₂CH(NH₂)COOH

CAS No.:: 6027-13-0
Molecular Weight:: 135.18
EC No.:: 227-891-0

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	69453	≥98.0% (NT)

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DL-半胱氨酸

Synonym(s): (±)-2-氨基-3-巯基丙酸

Linear Formula: HSCH₂CH(NH₂)COOH

CAS No.:: 3374-22-9
Molecular Weight:: 121.16
EC No.:: 222-160-2
Beilstein No.:: 1721406

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	861677	technical grade

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D-半胱氨酸

Synonym(s): (S)-2-氨基-3-巯基丙酸

Empirical Formula (Hill Notation): C₃H₇NO₂S

CAS No.:: 921-01-7
Molecular Weight:: 121.16
Beilstein No.:: 1721407

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	30095	≥99% (RT)

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乙酰半胱氨酸

Synonym(s): N-乙酰基-L-半胱氨酸, LNAC, NAC

Linear Formula: HSCH₂CH(NHCOCH₃)CO₂H

CAS No.:: 616-91-1
Molecular Weight:: 163.19
EC No.:: 210-498-3
Beilstein No.:: 1724426

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	BP907	British Pharmacopoeia (BP) Reference Standard
	1009005	United States Pharmacopeia (USP) Reference Standard
	A0150000	European Pharmacopoeia (EP) Reference Standard

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L-半胱氨酸盐酸盐

Synonym(s): L-半胱氨酸盐酸盐一水合物

Linear Formula: HSCH₂CH(NH₂)COOH · HCl · H₂O

CAS No.:: 7048-04-6
Molecular Weight:: 175.63
Beilstein No.:: 5158059

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	1161509	United States Pharmacopeia (USP) Reference Standard

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DL-半胱氨酸盐酸盐

Linear Formula: HSCH₂CH(NH₂)COOH · HCl

CAS No.:: 10318-18-0
Molecular Weight:: 157.62
EC No.:: 233-698-2
Beilstein No.:: 4150473

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	C9768	≥95% (TLC), anhydrous

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DL-同型半胱氨酸

Synonym(s): 2-氨基-4-巯基丁酸

Linear Formula: HSCH₂CH₂CH(NH₂)COOH

CAS No.:: 454-29-5
Molecular Weight:: 135.18
EC No.:: 207-222-9
Beilstein No.:: 1721683

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	H4628	≥95% (titration)
	44925	analytical standard

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L-同型半胱氨酸

Synonym(s): L-2-氨基-4-磺基丁酸

Empirical Formula (Hill Notation): C₄H₉NO₅S

CAS No.:: 14857-77-3
Molecular Weight:: 183.18

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	H9633	≥95%

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L -半胱氨酸盐酸盐水合物

Linear Formula: HSCH₂CH(NH₂)CO₂H·HCl·xH₂O

CAS No.:: 345909-32-2
Molecular Weight:: 157.62 (anhydrous basis)
EC No.:: 200-157-7

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	C121800	99%

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半胱氨酸-甘氨酸

Empirical Formula (Hill Notation): C₅H₁₀N₂O₃S

CAS No.:: 19246-18-5
Molecular Weight:: 178.21

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	C0166	≥85% (TLC)

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L-半胱氨酸S-硫酸盐

Synonym(s): S-磺基-L-半胱氨酸

Empirical Formula (Hill Notation): C₃H₇NO₅S₂

CAS No.:: 1637-71-4
Molecular Weight:: 201.22
Beilstein No.:: 1726832

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	C2196	≥98% (TLC)

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半胱氨酸-甘氨酸

Synonym(s): Cys-Gly

Empirical Formula (Hill Notation): C₅H₁₀N₂O₃S

CAS No.:: 19246-18-5
Molecular Weight:: 178.21

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	PHR2462	Pharmaceutical Secondary Standard; Certified Reference Material

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L-半胱氨酸-2,3,3-d₃

Linear Formula: HSCD₂CD(NH₂)CO₂H

CAS No.:: 214782-32-8
Molecular Weight:: 124.18

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	701424	98 atom % D, 97% (CP)

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S-甲基- L -半胱氨酸

Synonym(s): (R)-2-Amino-3-(methylmercapto)propionic acid, SMLC

Linear Formula: CH₃SCH₂CH(NH₂)CO₂H

CAS No.:: 1187-84-4
Molecular Weight:: 135.18
EC No.:: 214-701-6
Beilstein No.:: 1721675

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	M6626	substrate for methionine sulfoxide reductase A

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D-半胱氨酸盐酸盐一水合物

Linear Formula: HSCH₂CH(NH₂)COOH · HCl · H₂O

CAS No.:: 32443-99-5
Molecular Weight:: 175.63
EC No.:: 251-043-9
Beilstein No.:: 5645478

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	C8005	≥98% (TLC)

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L-半胱氨酸-¹³C₃,¹⁵N

Synonym(s): (R)-2-氨基-3-巯基丙酸-¹³C₃,¹⁵N, ¹³C 和 ¹⁵N标记L-半胱氨酸

Linear Formula: HS¹³CH₂¹³CH(¹⁵NH₂)¹³COOH

CAS No.:: 202406-97-1
Molecular Weight:: 125.13

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	658057	≥99 atom %, ≥98% (CP)

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S-苄基-L-半胱氨酸

Linear Formula: C₆H₅CH₂SCH₂CH(NH₂)CO₂H

CAS No.:: 3054-01-1
Molecular Weight:: 211.28
EC No.:: 221-273-4
Beilstein No.:: 1879358

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	B19800	97%

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(+)-S-三苯甲基-L-半胱氨酸

Synonym(s): S-三苯甲基-L-半胱氨酸

Linear Formula: (C₆H₅)₃CSCH₂CH(NH₂)CO₂H

CAS No.:: 2799-07-7
Molecular Weight:: 363.47
Beilstein No.:: 2339626

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	164739	97%

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乙酰半胱氨酸杂质D

Synonym(s): N,S-Diacetyl-L-cysteine

Empirical Formula (Hill Notation): C₇H₁₁NO₄S

CAS No.:: 18725-37-6
Molecular Weight:: 205.23

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	A0153000	European Pharmacopoeia (EP) Reference Standard

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L-半胱氨酸-1-¹³C

Linear Formula: HSCH₂CH(NH₂)¹³CO₂H

CAS No.:: 224054-24-4
Molecular Weight:: 122.15

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	676128	99 atom % ¹³C, 98% (CP)

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L-半胱氨酸甲酯盐酸盐

Linear Formula: HSCH₂CH(NH₂)COOCH₃ · HCl

CAS No.:: 18598-63-5
Molecular Weight:: 171.65
EC No.:: 242-435-0
Beilstein No.:: 3685824

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	W478100	≥95%
	410209	98%

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L-半胱氨酸乙酯盐酸盐

Linear Formula: HSCH₂CH(NH₂)COOC₂H₅ · HCl

CAS No.:: 868-59-7
Molecular Weight:: 185.67
EC No.:: 212-779-6
Beilstein No.:: 3562600

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	C121908	98%

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S-苯基-L-半胱氨酸

Synonym(s): 3-(苯硫基)-L-丙氨酸, 4-硫杂-L-高苯丙氨酸

Linear Formula: C₆H₅SCH₂CH(NH₂)CO₂H

CAS No.:: 34317-61-8
Molecular Weight:: 197.25
Beilstein No.:: 2268203

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	530190	97%

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N-乙酰基-L-半胱氨酸

Synonym(s): N-乙酰基-L-半胱氨酸, LNAC, NAC

Linear Formula: HSCH₂CH(NHCOCH₃)CO₂H

CAS No.:: 616-91-1
Molecular Weight:: 163.19
EC No.:: 210-498-3
Beilstein No.:: 1724426

Compare	Product No.	Description		SDS	Pricing
	1.12422	for biochemistry
	A7250	Sigma Grade, ≥99% (TLC), powder
	A9165	BioReagent, suitable for cell culture
	PHR1098	Pharmaceutical Secondary Standard; Certified Reference Material
	A8199	BioXtra, ≥99% (TLC)

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N-Z-S-苯基-L-半胱氨酸

Empirical Formula (Hill Notation): C₁₇H₁₇NO₄S

CAS No.:: 159453-24-4
Molecular Weight:: 331.39

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	530166	97%

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半胱氨酸检测试剂盒（荧光法）

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	MAK255	sufficient for 100 fluorometric tests

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L-半胱氨酸S-硫酸钠钠倍半水合物

Synonym(s): L -半胱氨酸 S -硫酸盐钠盐倍半水合物, SCys, s-半胱氨酸, 磺基半胱氨酸

Empirical Formula (Hill Notation): C₃H₆NNaO₅S₂ · 1.5H₂O

CAS No.:: 150465-29-5
Molecular Weight:: 250.23

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	137116	EMPROVE^® EXPERT

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	30120	anhydrous, ≥99.0% (RT)
	C1276	anhydrous, ≥98% (TLC)
	C7477	anhydrous, from non-animal source, BioReagent, suitable for cell culture, ≥98.0%
	V900399	Vetec^™, reagent grade, ≥98%

Compare	Product No.	Description		SDS	Pricing
	1.02839	for biochemistry
	C7880	reagent grade, ≥98% (TLC)
	1.02735	EMPROVE^® EXPERT, Ph. Eur., JP, USP
	C6852	from non-animal source, suitable for cell culture, meets EP, USP testing specifications
	30129	BioUltra, ≥99.0% (RT)

半胱氨酸

L-半胱氨酸

L-高半胱氨酸

DL-半胱氨酸

D-半胱氨酸

乙酰半胱氨酸

L-半胱氨酸 盐酸盐

DL-半胱氨酸 盐酸盐

L-半胱氨酸 盐酸盐

DL-同型半胱氨酸

L-同型半胱氨酸

L -半胱氨酸 盐酸盐 水合物

半胱氨酸-甘氨酸

L-半胱氨酸S-硫酸盐

半胱氨酸-甘氨酸

L-半胱氨酸-2,3,3-d3

S-甲基- L -半胱氨酸

D-半胱氨酸 盐酸盐 一水合物

L-半胱氨酸 盐酸盐 一水合物

L-半胱氨酸-13C3,15N

S-苄基-L-半胱氨酸

(+)-S-三苯甲基-L-半胱氨酸

乙酰半胱氨酸杂质D

L-半胱氨酸-1-13C

L-半胱氨酸甲酯 盐酸盐

L-半胱氨酸乙酯 盐酸盐

S-苯基-L-半胱氨酸

N-乙酰基-L-半胱氨酸

N-Z-S-苯基-L-半胱氨酸

半胱氨酸检测试剂盒（荧光法）

L-半胱氨酸S-硫酸钠钠倍半水合物

L-半胱氨酸盐酸盐

DL-半胱氨酸盐酸盐

L-半胱氨酸盐酸盐

L -半胱氨酸盐酸盐水合物

L-半胱氨酸-2,3,3-d₃

D-半胱氨酸盐酸盐一水合物

L-半胱氨酸盐酸盐一水合物

L-半胱氨酸-¹³C₃,¹⁵N

L-半胱氨酸-1-¹³C

L-半胱氨酸甲酯盐酸盐

L-半胱氨酸乙酯盐酸盐